| ☒ | ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 | |||||||||||||
| ☐ | TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 | |||||||||||||
| Delaware | 22-1467904 | |||||||
| (State or other jurisdiction of incorporation or organization) | (IRS Employer Identification No.) | |||||||
| One ADP Boulevard | ||||||||
| Roseland, | NJ | 07068 | ||||||
| (Address of principal executive offices) | (Zip Code) | |||||||
| Securities registered pursuant to Section 12(b) of the Act: | ||||||||
| Title of each class | Trading Symbol(s) | Name of each exchange on which registered | ||||||
| Common Stock, $0.10 Par Value (voting) | ADP | NASDAQ Global Select Market | ||||||
| Large Accelerated Filer | ☒ | Accelerated filer | ☐ | ||||||||
| Non-accelerated filer | ☐ | Smaller reporting company | ☐ | ||||||||
| Emerging growth company | ☐ | ||||||||||
| Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act). | Yes | ☐ | No | ☒ | ||||||||||
| Portions of the Registrant's Proxy Statement for its 2026 Annual Meeting of Stockholders. | Part III | ||||
| Page | ||||||||
| Part I | ||||||||
| Item 1. | ||||||||
| Item 1A. | ||||||||
| Item 1B. | ||||||||
| Item 1C. | ||||||||
| Item 2. | ||||||||
| Item 3. | ||||||||
| Item 4. | ||||||||
| Part II | ||||||||
| Item 5. | ||||||||
| Item 6. | ||||||||
| Item 7. | ||||||||
| Item 7A. | ||||||||
| Item 8. | ||||||||
| Item 9. | ||||||||
| Item 9A. | ||||||||
| Item 9B. | ||||||||
| Item 9C. | ||||||||
| Part III | ||||||||
| Item 10. | ||||||||
| Item 11. | ||||||||
| Item 12. | ||||||||
| Item 13. | ||||||||
| Item 14. | ||||||||
| Part IV. | ||||||||
| Item 15. | ||||||||
| Signatures | ||||||||





| Period | Total Number of Shares Purchased (1) | Average Price Paid per Share (2) | Total Number of Shares Purchased as Part of the Publicly Announced Common Stock Repurchase Plan (1) | Maximum Approximate Dollar Value of Shares that may yet be Purchased under the Common Stock Repurchase Plan (1) (2) | ||||||||||
April 1, 2026 to April 30, 2026 | 1,048,451 | $202.29 | 1,048,451 | $5,278,101,357 | ||||||||||
May 1, 2026 to May 31, 2026 | 928,416 | $217.56 | 928,416 | $5,076,113,551 | ||||||||||
June 1, 2026 to June 30, 2026 | 932,828 | $227.36 | 932,828 | $4,864,027,161 | ||||||||||
| Total | 2,909,695 | 2,909,695 | ||||||||||||
| (1) | The Company received the Board of Directors' approval in January 2026 to repurchase $6 billion of its common stock. | |||||||||||||
| (2) | Inclusive of the impact of the one-percent excise tax under the Inflation Reduction Act of 2022. | |||||||||||||

| Years Ended | |||||||||||
| June 30, | |||||||||||
| 2026 | 2025 | ||||||||||
| Total Revenues | $ | 21,947.4 | $ | 20,560.9 | |||||||
| YoY Growth | 7 | % | 7 | % | |||||||
| YoY Growth, Organic Constant Currency | 6 | % | 7 | % | |||||||
| Years Ended | |||||||||||||||||
| June 30, | |||||||||||||||||
| 2026 | 2025 | % Change | |||||||||||||||
| Costs of revenues: | |||||||||||||||||
| Operating expenses | $ | 10,240.6 | $ | 9,622.7 | 6 | % | |||||||||||
| Research and development | 1,028.8 | 988.6 | 4 | % | |||||||||||||
| Depreciation and amortization | 490.8 | 486.0 | 1 | % | |||||||||||||
| Total costs of revenues | 11,760.2 | 11,097.3 | 6 | % | |||||||||||||
| Selling, general, and administrative expenses | 4,408.2 | 4,051.7 | 9 | % | |||||||||||||
| Interest expense | 459.3 | 455.9 | 1 | % | |||||||||||||
| Total expenses | $ | 16,627.7 | $ | 15,604.9 | 7 | % | |||||||||||
| Years ended June 30, | 2026 | 2025 | $ Change | |||||||||||||||||
| Interest income on corporate funds | $ | (371.0) | $ | (319.5) | $ | (51.5) | ||||||||||||||
| Realized (gains)/losses on available-for-sale securities, net | (2.9) | 1.7 | (4.6) | |||||||||||||||||
| Gain on sale of assets | — | (5.0) | 5.0 | |||||||||||||||||
| Non-service components of pension income, net | (28.3) | (31.3) | 3.0 | |||||||||||||||||
| Net (gain)/loss on ADP Ventures' investments | (8.4) | — | (8.4) | |||||||||||||||||
| Other income, net | $ | (410.6) | $ | (354.1) | $ | (56.5) | ||||||||||||||
| Years Ended | |||||||||||||||||
| June 30, | |||||||||||||||||
| 2026 | 2025 | YoY Growth | |||||||||||||||
| EBIT | $ | 5,730.3 | $ | 5,310.1 | 8 | % | |||||||||||
| EBIT Margin | 26.1 | % | 25.8 | % | 30 bps | ||||||||||||
| Adjusted EBIT | $ | 5,874.6 | $ | 5,347.1 | 10 | % | |||||||||||
| Adjusted EBIT Margin | 26.8 | % | 26.0 | % | 80 bps | ||||||||||||
| Years Ended | |||||||||||||||||
| June 30, | |||||||||||||||||
| 2026 | 2025 | YoY Growth | |||||||||||||||
| Net earnings | $ | 4,413.5 | $ | 4,079.7 | 8 | % | |||||||||||
| Diluted EPS | $ | 10.94 | $ | 9.98 | 10 | % | |||||||||||
| Adjusted net earnings | $ | 4,485.4 | $ | 4,092.0 | 10 | % | |||||||||||
| Adjusted diluted EPS | $ | 11.12 | $ | 10.01 | 11 | % | |||||||||||
| Revenues | ||||||||||||||||||||||||||
| Years Ended June 30, | % Change | |||||||||||||||||||||||||
| 2026 | 2025 | As Reported | Organic Constant Currency | |||||||||||||||||||||||
| Employer Services | $ | 14,831.4 | $ | 13,883.1 | 7 | % | 5 | % | ||||||||||||||||||
| PEO Services | 7,128.1 | 6,690.4 | 7 | % | 7 | % | ||||||||||||||||||||
| Intercompany eliminations | (12.1) | (12.6) | n/m | n/m | ||||||||||||||||||||||
| $ | 21,947.4 | $ | 20,560.9 | 7 | % | 6 | % | |||||||||||||||||||
| Earnings before Income Taxes | ||||||||||||||||||||
| Years Ended June 30, | % Change | |||||||||||||||||||
| 2026 | 2025 | As Reported | ||||||||||||||||||
| Employer Services | $ | 5,436.8 | $ | 5,008.5 | 9 | % | ||||||||||||||
| PEO Services | 936.1 | 950.5 | (2) | % | ||||||||||||||||
| Other (a) | (642.6) | (648.9) | n/m | |||||||||||||||||
| $ | 5,730.3 | $ | 5,310.1 | 8 | % | |||||||||||||||
| Margin | ||||||||||||||||||||
| Years Ended June 30, | ||||||||||||||||||||
| 2026 | 2025 | YoY Growth | ||||||||||||||||||
| Employer Services | 36.7 | % | 36.1 | % | 60 bps | |||||||||||||||
| PEO Services | 13.1 | % | 14.2 | % | (110) bps | |||||||||||||||
| PEO Revenues | |||||||||||||||||||||||
| Years Ended | Change | ||||||||||||||||||||||
| June 30, | |||||||||||||||||||||||
| 2026 | 2025 | $ | % | ||||||||||||||||||||
| PEO Services' revenues | $ | 7,128.1 | $ | 6,690.4 | $ | 437.7 | 7 | % | |||||||||||||||
| Less: PEO zero-margin benefits pass-throughs | 4,607.3 | 4,289.0 | 318.3 | 7 | % | ||||||||||||||||||
| PEO Services' revenues excluding zero-margin benefits pass-throughs | $ | 2,520.8 | $ | 2,401.4 | $ | 119.4 | 5 | % | |||||||||||||||
| Adjusted Financial Measures | U.S. GAAP Measures | ||||
| Adjusted EBIT | Net earnings | ||||
| Adjusted provision for income taxes | Provision for income taxes | ||||
| Adjusted net earnings | Net earnings | ||||
| Adjusted diluted earnings per share | Diluted earnings per share | ||||
| Adjusted effective tax rate | Effective tax rate | ||||
| Organic constant currency | Revenues | ||||
| Years Ended June 30, | % Change | |||||||||||||||||||
| 2026 | 2025 | As Reported | ||||||||||||||||||
| Net earnings | $ | 4,413.5 | $ | 4,079.7 | 8 | % | ||||||||||||||
| Adjustments: | ||||||||||||||||||||
| Provision for income taxes | 1,316.8 | 1,230.4 | ||||||||||||||||||
| All other interest expense (a) | 141.0 | 114.8 | ||||||||||||||||||
| All other interest income (a) | (92.9) | (94.2) | ||||||||||||||||||
| Optimization initiatives (b) | (4.5) | 19.4 | ||||||||||||||||||
| Business alignment program (c) | 91.1 | — | ||||||||||||||||||
| Gain on sale of assets | — | (2.6) | ||||||||||||||||||
| Net (gain)/loss on ADP Ventures' investments (d) | (8.4) | — | ||||||||||||||||||
| Legal settlements (e) | 18.0 | (0.4) | ||||||||||||||||||
| Adjusted EBIT | $ | 5,874.6 | $ | 5,347.1 | 10 | % | ||||||||||||||
| Adjusted EBIT Margin | 26.8 | % | 26.0 | % | ||||||||||||||||
| Provision for income taxes | $ | 1,316.8 | $ | 1,230.4 | 7 | % | ||||||||||||||
| Adjustments: | ||||||||||||||||||||
| Optimization initiatives (f) | (1.2) | 4.8 | ||||||||||||||||||
| Business alignment program (f) | 23.2 | — | ||||||||||||||||||
| Gain on sale of assets (f) | — | (0.6) | ||||||||||||||||||
| Net (gain)/loss on ADP Ventures' investments (f) | (2.1) | — | ||||||||||||||||||
| Legal settlements (f) | 4.4 | (0.1) | ||||||||||||||||||
| Adjusted provision for income taxes | $ | 1,341.1 | $ | 1,234.5 | 9 | % | ||||||||||||||
| Adjusted effective tax rate (g) | 23.0 | % | 23.2 | % | ||||||||||||||||
| Net earnings | $ | 4,413.5 | $ | 4,079.7 | 8 | % | ||||||||||||||
| Adjustments: | ||||||||||||||||||||
| Optimization initiatives (b) | (4.5) | 19.4 | ||||||||||||||||||
| Income tax provision for/(benefit from) optimization initiatives (f) | 1.2 | (4.8) | ||||||||||||||||||
| Gain on sale of assets | — | (2.6) | ||||||||||||||||||
| Income tax provision for gain on sale of assets (f) | — | 0.6 | ||||||||||||||||||
| Business alignment program (c) | 91.1 | — | ||||||||||||||||||
| Income tax benefit from business alignment program (f) | (23.2) | — | ||||||||||||||||||
| Net (gain)/loss on ADP Ventures' investments (d) | (8.4) | — | ||||||||||||||||||
| Income tax provision for net (gain)/loss on ADP Ventures' investments (f) | 2.1 | — | ||||||||||||||||||
| Legal settlements (e) | 18.0 | (0.4) | ||||||||||||||||||
| Income tax (benefit from)/provision for legal settlements (f) | (4.4) | 0.1 | ||||||||||||||||||
| Adjusted net earnings | $ | 4,485.4 | $ | 4,092.0 | 10 | % | ||||||||||||||
| Diluted EPS | $ | 10.94 | $ | 9.98 | 10 | % | ||||||||||||||
| Adjustments: | ||||||||||||||||||||
| Optimization initiatives (b) (f) | (0.01) | 0.03 | ||||||||||||||||||
| Business alignment program (c) (f) | 0.17 | — | ||||||||||||||||||
| Net (gain)/loss on ADP Ventures' investments (d) (f) | (0.02) | — | ||||||||||||||||||
| Legal settlements (e) (f) | 0.04 | — | ||||||||||||||||||
| Adjusted diluted EPS | $ | 11.12 | $ | 10.01 | 11 | % | ||||||||||||||
| Year Ended | |||||
| June 30, | |||||
| 2026 | |||||
| Consolidated revenue growth as reported | 7 | % | |||
| Adjustments: | |||||
| Impact of acquisitions | — | % | |||
| Impact of foreign currency | (1) | % | |||
| Consolidated revenue growth, organic constant currency | 6 | % | |||
| Employer Services revenue growth as reported | 7 | % | |||
| Adjustments: | |||||
| Impact of acquisitions | — | % | |||
| Impact of foreign currency | (1) | % | |||
| Employer Services revenue growth, organic constant currency | 5 | % | |||
| Years ended June 30, | ||||||||||||||||||||
| 2026 | 2025 | $ Change | ||||||||||||||||||
| Cash provided by (used in): | ||||||||||||||||||||
| Operating activities | $ | 5,441.2 | $ | 4,939.7 | $ | 501.5 | ||||||||||||||
| Investing activities | (4,713.8) | (3,035.0) | (1,678.8) | |||||||||||||||||
| Financing activities | 4,881.0 | (6,973.4) | 11,854.4 | |||||||||||||||||
| Effect of exchange rate changes on cash, cash equivalents, restricted cash, and restricted cash equivalents | (37.8) | 37.3 | (75.1) | |||||||||||||||||
| Net change in cash, cash equivalents, restricted cash, and restricted cash equivalents | $ | 5,570.6 | $ | (5,031.4) | $ | 10,602.0 | ||||||||||||||
| Years ended June 30, | 2026 | 2025 | ||||||||||||
| Average daily borrowings (in billions) | $ | 4.2 | $ | 4.1 | ||||||||||
| Weighted average interest rates | 4.0 | % | 4.8 | % | ||||||||||
| Weighted average maturity (approximately in days) | 3 days | 2 days | ||||||||||||
| Years ended June 30, | 2026 | 2025 | ||||||||||||
Average outstanding balances (in billions) | $ | 3.6 | $ | 2.9 | ||||||||||
| Weighted average interest rates | 4.1 | % | 4.8 | % | ||||||||||
| Years ended June 30, | 2026 | 2025 | ||||||||||||
| Average investment balances at cost: | ||||||||||||||
| Corporate investments | $ | 10,390.0 | $ | 9,246.6 | ||||||||||
| Funds held for clients | 40,410.7 | 37,631.2 | ||||||||||||
| Total | $ | 50,800.7 | $ | 46,877.8 | ||||||||||
| Average interest rates earned exclusive of realized losses/(gains) on: | ||||||||||||||
| Corporate investments | 3.6 | % | 3.5 | % | ||||||||||
| Funds held for clients | 3.4 | % | 3.2 | % | ||||||||||
| Total | 3.4 | % | 3.2 | % | ||||||||||
| Net realized (gains)/losses on available-for-sale securities | (2.9) | 1.7 | ||||||||||||
| As of June 30: | ||||||||||||||
| Net unrealized pre-tax losses on available-for-sale securities | $ | (459.2) | $ | (425.7) | ||||||||||
| Total available-for-sale securities at fair value | $ | 37,701.3 | $ | 33,777.7 | ||||||||||
/s/ Deloitte & Touche LLP | ||
| Years ended June 30, | 2026 | 2025 | 2024 | |||||||||||||||||
| REVENUES: | ||||||||||||||||||||
| Revenues, other than interest on funds held for clients and PEO revenues | $ | 13,476.8 | $ | 12,692.2 | $ | 11,953.6 | ||||||||||||||
| Interest on funds held for clients | 1,354.8 | 1,189.1 | 1,024.7 | |||||||||||||||||
| PEO revenues (A) | 7,115.8 | 6,679.6 | 6,224.3 | |||||||||||||||||
| TOTAL REVENUES | 21,947.4 | 20,560.9 | 19,202.6 | |||||||||||||||||
| EXPENSES: | ||||||||||||||||||||
| Costs of revenues: | ||||||||||||||||||||
| Operating expenses | 10,240.6 | 9,622.7 | 9,050.1 | |||||||||||||||||
| Research and development | 1,028.8 | 988.6 | 955.7 | |||||||||||||||||
| Depreciation and amortization | 490.8 | 486.0 | 470.9 | |||||||||||||||||
| TOTAL COSTS OF REVENUES | 11,760.2 | 11,097.3 | 10,476.7 | |||||||||||||||||
| Selling, general, and administrative expenses | 4,408.2 | 4,051.7 | 3,778.9 | |||||||||||||||||
| Interest expense | 459.3 | 455.9 | 361.4 | |||||||||||||||||
| TOTAL EXPENSES | 16,627.7 | 15,604.9 | 14,617.0 | |||||||||||||||||
| Other (income)/expense, net | (410.6) | (354.1) | (286.7) | |||||||||||||||||
| EARNINGS BEFORE INCOME TAXES | 5,730.3 | 5,310.1 | 4,872.3 | |||||||||||||||||
| Provision for income taxes | 1,316.8 | 1,230.4 | 1,120.3 | |||||||||||||||||
| NET EARNINGS | $ | 4,413.5 | $ | 4,079.7 | $ | 3,752.0 | ||||||||||||||
| BASIC EARNINGS PER SHARE | $ | 10.97 | $ | 10.02 | $ | 9.14 | ||||||||||||||
| DILUTED EARNINGS PER SHARE | $ | 10.94 | $ | 9.98 | $ | 9.10 | ||||||||||||||
| Basic weighted average shares outstanding | 402.3 | 407.1 | 410.6 | |||||||||||||||||
| Diluted weighted average shares outstanding | 403.3 | 408.7 | 412.2 | |||||||||||||||||
| Years ended June 30, | 2026 | 2025 | 2024 | |||||||||||||||||
| Net earnings | $ | 4,413.5 | $ | 4,079.7 | $ | 3,752.0 | ||||||||||||||
| Other comprehensive income/(loss): | ||||||||||||||||||||
| Currency translation adjustments | (53.2) | 89.0 | (38.0) | |||||||||||||||||
| Unrealized net gains/(losses) on available-for-sale securities | (30.6) | 1,088.4 | 685.2 | |||||||||||||||||
| Tax effect | 8.5 | (250.7) | (162.2) | |||||||||||||||||
| Reclassification of realized net (gains)/losses on available-for-sale securities to net earnings | (2.9) | 1.7 | 5.9 | |||||||||||||||||
| Tax effect | 0.7 | (0.3) | (1.3) | |||||||||||||||||
| Unrealized net gains/(losses) on cash flow hedging activities | 3.7 | (15.6) | — | |||||||||||||||||
| Tax effect | (0.9) | 3.8 | — | |||||||||||||||||
| Amortization of unrealized net (gains)/losses on cash flow hedging activities | 6.0 | 5.4 | 4.4 | |||||||||||||||||
| Tax effect | (1.5) | (1.3) | (1.1) | |||||||||||||||||
| Pension net gains/(losses) arising during the year | 63.9 | 8.5 | 5.6 | |||||||||||||||||
| Tax effect | (15.8) | (2.1) | (1.1) | |||||||||||||||||
| Reclassification of pension liability adjustment to net earnings | 4.4 | (2.4) | 0.1 | |||||||||||||||||
| Tax effect | (1.0) | 0.5 | — | |||||||||||||||||
| Other comprehensive income/(loss), net of tax | (18.7) | 924.9 | 497.5 | |||||||||||||||||
| Comprehensive income | $ | 4,394.8 | $ | 5,004.6 | $ | 4,249.5 | ||||||||||||||
| June 30, | 2026 | 2025 | ||||||||||||
| Assets | ||||||||||||||
| Current assets: | ||||||||||||||
| Cash and cash equivalents | $ | 4,230.1 | $ | 3,347.8 | ||||||||||
| Short-term marketable securities | — | 4,498.8 | ||||||||||||
Accounts receivable, net of allowance for doubtful accounts of $44.5 and $47.1, respectively | 3,521.1 | 3,579.1 | ||||||||||||
| Other current assets | 852.1 | 840.8 | ||||||||||||
| Total current assets before funds held for clients | 8,603.3 | 12,266.5 | ||||||||||||
| Funds held for clients | 43,957.8 | 30,985.7 | ||||||||||||
| Total current assets | 52,561.1 | 43,252.2 | ||||||||||||
| Property, plant and equipment, net | 641.3 | 655.4 | ||||||||||||
| Operating lease right-of-use assets | 388.6 | 374.1 | ||||||||||||
| Deferred contract costs | 3,244.1 | 3,154.1 | ||||||||||||
| Other assets | 1,420.5 | 1,057.0 | ||||||||||||
| Goodwill | 3,284.4 | 3,273.5 | ||||||||||||
| Intangible assets, net | 1,653.3 | 1,603.0 | ||||||||||||
| Total assets | $ | 63,193.3 | $ | 53,369.3 | ||||||||||
| Liabilities and Stockholders' Equity | ||||||||||||||
| Current liabilities: | ||||||||||||||
| Accounts payable | $ | 162.5 | $ | 169.1 | ||||||||||
| Accrued expenses and other current liabilities | 3,218.5 | 3,092.4 | ||||||||||||
| Accrued payroll and payroll-related expenses | 1,039.4 | 973.1 | ||||||||||||
| Dividends payable | 671.9 | 620.6 | ||||||||||||
| Short-term deferred revenues | 267.5 | 262.8 | ||||||||||||
| Obligations under reverse repurchase agreements (A) | 139.3 | 38.4 | ||||||||||||
| Obligations under commercial paper borrowings | — | 4,769.5 | ||||||||||||
| Income taxes payable | 110.3 | 9.1 | ||||||||||||
| Total current liabilities before client funds obligations | 5,609.4 | 9,935.0 | ||||||||||||
| Client funds obligations | 44,415.5 | 31,343.3 | ||||||||||||
| Total current liabilities | 50,024.9 | 41,278.3 | ||||||||||||
| Long-term debt | 4,964.1 | 3,974.7 | ||||||||||||
| Operating lease liabilities | 306.7 | 321.2 | ||||||||||||
| Other liabilities | 1,141.4 | 1,058.3 | ||||||||||||
| Deferred income taxes | 339.1 | 163.6 | ||||||||||||
| Long-term deferred revenues | 385.9 | 385.2 | ||||||||||||
| Total liabilities | 57,162.1 | 47,181.3 | ||||||||||||
| Commitments and Contingencies (Note 13) | ||||||||||||||
| Stockholders' equity: | ||||||||||||||
Preferred stock, $1.00 par value: Authorized, 0.3 shares; issued, none | — | — | ||||||||||||
Common stock, $0.10 par value: authorized,1,000.0 shares; issued, 638.7 shares at June 30, 2026 and June 30, 2025; outstanding, 397.8 and 405.3 shares at June 30, 2026 and June 30, 2025, respectively | 63.9 | 63.9 | ||||||||||||
| Capital in excess of par value | 3,067.9 | 2,788.3 | ||||||||||||
| Retained earnings | 26,967.4 | 25,240.6 | ||||||||||||
Treasury stock - at cost: 240.9 and 233.4 shares at June 30, 2026 and June 30, 2025, respectively | (23,165.9) | (21,021.4) | ||||||||||||
| Accumulated other comprehensive (loss)/income | (902.1) | (883.4) | ||||||||||||
| Total stockholders’ equity | 6,031.2 | 6,188.0 | ||||||||||||
| Total liabilities and stockholders’ equity | $ | 63,193.3 | $ | 53,369.3 | ||||||||||
| Common Stock | Capital in Excess of Par Value | Retained Earnings | Treasury Stock | Accumulated Other Comprehensive Income/(Loss) | ||||||||||||||||||||||||||||||||||
| Shares | Amount | |||||||||||||||||||||||||||||||||||||
| Balance at June 30, 2023 | 638.7 | $ | 63.9 | $ | 2,102.3 | $ | 22,118.0 | $ | (18,469.3) | $ | (2,305.8) | |||||||||||||||||||||||||||
| Net earnings | — | — | — | 3,752.0 | — | — | ||||||||||||||||||||||||||||||||
| Other comprehensive income | — | — | — | — | — | 497.5 | ||||||||||||||||||||||||||||||||
| Stock-based compensation expense | — | — | 219.3 | — | — | — | ||||||||||||||||||||||||||||||||
| Issuances relating to stock compensation plans | — | — | 85.3 | — | 63.1 | — | ||||||||||||||||||||||||||||||||
Treasury stock acquired (5.1 million shares repurchased) | — | — | — | — | (1,330.9) | — | ||||||||||||||||||||||||||||||||
Dividends ($5.45 per share) | — | — | — | (2,247.8) | — | — | ||||||||||||||||||||||||||||||||
| Balance at June 30, 2024 | 638.7 | $ | 63.9 | $ | 2,406.9 | $ | 23,622.2 | $ | (19,737.1) | $ | (1,808.3) | |||||||||||||||||||||||||||
| Net earnings | — | — | — | 4,079.7 | — | — | ||||||||||||||||||||||||||||||||
| Other comprehensive income | — | — | — | — | — | 924.9 | ||||||||||||||||||||||||||||||||
| Stock-based compensation expense | — | — | 234.9 | — | — | — | ||||||||||||||||||||||||||||||||
| Issuances relating to stock compensation plans | — | — | 146.5 | — | 73.0 | — | ||||||||||||||||||||||||||||||||
Treasury stock acquired (4.4 million shares repurchased) | — | — | — | — | (1,357.3) | — | ||||||||||||||||||||||||||||||||
Dividends ($6.02 per share) | — | — | — | (2,461.3) | — | — | ||||||||||||||||||||||||||||||||
| Balance at June 30, 2025 | 638.7 | $ | 63.9 | $ | 2,788.3 | $ | 25,240.6 | $ | (21,021.4) | $ | (883.4) | |||||||||||||||||||||||||||
| Net earnings | — | — | — | 4,413.5 | — | — | ||||||||||||||||||||||||||||||||
| Other comprehensive loss | — | — | — | — | — | (18.7) | ||||||||||||||||||||||||||||||||
| Stock-based compensation expense | — | — | 223.3 | — | — | — | ||||||||||||||||||||||||||||||||
| Issuances relating to stock compensation plans | — | — | 56.3 | — | 34.0 | — | ||||||||||||||||||||||||||||||||
Treasury stock acquired (8.6 million shares repurchased) | — | — | — | — | (2,178.5) | — | ||||||||||||||||||||||||||||||||
Dividends ($6.64 per share) | — | — | — | (2,686.7) | — | — | ||||||||||||||||||||||||||||||||
| Balance at June 30, 2026 | 638.7 | $ | 63.9 | $ | 3,067.9 | $ | 26,967.4 | $ | (23,165.9) | $ | (902.1) | |||||||||||||||||||||||||||
| Years ended June 30, | 2026 | 2025 | 2024 | |||||||||||||||||
| Cash Flows from Operating Activities: | ||||||||||||||||||||
| Net earnings | $ | 4,413.5 | $ | 4,079.7 | $ | 3,752.0 | ||||||||||||||
| Adjustments to reconcile net earnings to cash flows provided by operating activities: | ||||||||||||||||||||
| Depreciation and amortization | 585.9 | 582.4 | 561.9 | |||||||||||||||||
| Amortization of deferred contract costs | 1,200.5 | 1,145.3 | 1,067.6 | |||||||||||||||||
| Deferred income taxes | 156.4 | 37.0 | (37.4) | |||||||||||||||||
| Stock-based compensation expense | 242.6 | 266.1 | 243.5 | |||||||||||||||||
| Bad debt expense | 47.5 | 53.2 | 54.6 | |||||||||||||||||
| Net pension (income)/expense | (15.4) | (19.7) | (22.9) | |||||||||||||||||
| Net accretion of discounts and amortization of premiums on available-for-sale securities | (88.2) | (72.2) | (42.6) | |||||||||||||||||
| Other | 4.2 | 13.4 | (1.7) | |||||||||||||||||
| Changes in operating assets and liabilities: | ||||||||||||||||||||
| (Increase)/decrease in accounts receivable | 1.0 | (146.6) | (483.7) | |||||||||||||||||
| Increase in deferred contract costs | (1,307.9) | (1,290.3) | (1,271.2) | |||||||||||||||||
| Increase in other assets | (204.5) | (59.8) | (157.2) | |||||||||||||||||
| Increase/(decrease) in accounts payable | (4.5) | 60.6 | 1.8 | |||||||||||||||||
| Increase in accrued expenses and other liabilities | 410.1 | 290.6 | 492.9 | |||||||||||||||||
| Net cash flows provided by operating activities | 5,441.2 | 4,939.7 | 4,157.6 | |||||||||||||||||
| Cash Flows from Investing Activities: | ||||||||||||||||||||
| Purchases of corporate and client funds marketable securities | (12,359.7) | (7,857.9) | (6,835.3) | |||||||||||||||||
| Proceeds from the sales and maturities of corporate and client funds marketable securities | 8,344.7 | 6,539.1 | 6,039.5 | |||||||||||||||||
| Capital expenditures | (196.6) | (168.7) | (208.4) | |||||||||||||||||
| Additions to intangibles | (468.5) | (378.3) | (355.0) | |||||||||||||||||
| Acquisitions of businesses, net of cash acquired | (22.8) | (1,165.1) | (33.6) | |||||||||||||||||
| Proceeds from the sale of property, plant, and equipment and other assets | — | 10.8 | 28.3 | |||||||||||||||||
| Other | (10.9) | (14.9) | (24.5) | |||||||||||||||||
| Net cash flows used in investing activities | (4,713.8) | (3,035.0) | (1,389.0) | |||||||||||||||||
| Cash Flows from Financing Activities: | ||||||||||||||||||||
| Net increase/(decrease) in client funds obligations | 13,242.6 | (8,274.0) | 1,014.1 | |||||||||||||||||
| Net cash (distributed)/received from the Internal Revenue Service | 24.0 | (552.2) | 602.7 | |||||||||||||||||
| Payments of debt | (1.1) | (1,001.2) | (0.9) | |||||||||||||||||
| Proceeds from the issuance of debt | 985.7 | 1,980.3 | — | |||||||||||||||||
| Settlement of cash flow hedges | 3.7 | (15.6) | — | |||||||||||||||||
| Repurchases of common stock | (2,083.3) | (1,280.5) | (1,231.7) | |||||||||||||||||
| Net (repurchases)/proceeds from stock-based compensation plans and stock purchase plan | (1.0) | 131.0 | 47.2 | |||||||||||||||||
| Dividends paid | (2,626.3) | (2,398.9) | (2,183.1) | |||||||||||||||||
| Net (payments)/proceeds related to reverse repurchase agreements | 106.2 | (331.8) | 320.0 | |||||||||||||||||
| Net (payments)/proceeds from issuance of commercial paper | (4,769.5) | 4,769.5 | — | |||||||||||||||||
| Net cash flows provided by/(used in) financing activities | 4,881.0 | (6,973.4) | (1,431.7) | |||||||||||||||||
| Effect of exchange rate changes on cash, cash equivalents, restricted cash, and restricted cash equivalents | (37.8) | 37.3 | (22.4) | |||||||||||||||||
| Net change in cash, cash equivalents, restricted cash, and restricted cash equivalents | 5,570.6 | (5,031.4) | 1,314.5 | |||||||||||||||||
| Cash, cash equivalents, restricted cash, and restricted cash equivalents, beginning of year | 5,054.6 | 10,086.0 | 8,771.5 | |||||||||||||||||
| Cash, cash equivalents, restricted cash, and restricted cash equivalents, end of year | $ | 10,625.2 | $ | 5,054.6 | $ | 10,086.0 | ||||||||||||||
| Reconciliation of cash, cash equivalents, restricted cash, and restricted cash equivalents to the Consolidated Balance Sheets | ||||||||||||||||||||
| Cash and cash equivalents | $ | 4,230.1 | $ | 3,347.8 | $ | 2,913.4 | ||||||||||||||
| Restricted cash and restricted cash equivalents included in funds held for clients (A) | 6,395.1 | 1,706.8 | 7,172.6 | |||||||||||||||||
| Total cash, cash equivalents, restricted cash, and restricted cash equivalents | $ | 10,625.2 | $ | 5,054.6 | $ | 10,086.0 | ||||||||||||||
| Supplemental disclosures of cash flow information: | ||||||||||||||||||||
| Cash paid for interest | $ | 439.6 | $ | 426.8 | $ | 353.9 | ||||||||||||||
| Cash paid for income taxes, net of income tax refunds | $ | 1,006.7 | $ | 1,198.0 | $ | 1,185.2 | ||||||||||||||
| Data processing equipment | 3 to 10 years | ||||
| Buildings | 20 to 40 years | ||||
| Furniture and fixtures | 4 to 7 years | ||||
| Years ended June 30, | Basic | Effect of Employee Stock Option Shares | Effect of Employee Restricted Stock Shares | Diluted | ||||||||||||||||||||||
| 2026 | ||||||||||||||||||||||||||
| Net earnings | $ | 4,413.5 | $ | 4,413.5 | ||||||||||||||||||||||
| Weighted average shares (in millions) | 402.3 | 0.3 | 0.7 | 403.3 | ||||||||||||||||||||||
| EPS | $ | 10.97 | $ | 10.94 | ||||||||||||||||||||||
| 2025 | ||||||||||||||||||||||||||
| Net earnings | $ | 4,079.7 | $ | 4,079.7 | ||||||||||||||||||||||
| Weighted average shares (in millions) | 407.1 | 0.6 | 1.0 | 408.7 | ||||||||||||||||||||||
| EPS | $ | 10.02 | $ | 9.98 | ||||||||||||||||||||||
| 2024 | ||||||||||||||||||||||||||
| Net earnings | $ | 3,752.0 | $ | 3,752.0 | ||||||||||||||||||||||
| Weighted average shares (in millions) | 410.6 | 0.7 | 0.9 | 412.2 | ||||||||||||||||||||||
| EPS | $ | 9.14 | $ | 9.10 | ||||||||||||||||||||||
| Standard | Description | Effective Date | Effect on Financial Statements or Other Significant Matters | ||||||||
| ASU 2025-06 Intangibles - Goodwill and Other - Internal-Use Software (Subtopic 350-40): Targeted Improvements to the Accounting for Internal-Use Software | This update modernizes the accounting guidance for internal-use software costs and requires capitalization of software costs to begin when (1) management has authorized and committed to funding the software project and (2) it is probable that the project will be completed and the software will be used to perform the function intended. | July 1, 2028 (fiscal 2029) | The Company is assessing this guidance and has not yet determined the impact of ASU 2025-06 on its consolidated results of operations, financial condition, or cash flows. | ||||||||
| ASU 2024-03 Disaggregation of Income Statement Expenses (Subtopic 220-40) | This update improves financial reporting by requiring enhanced disclosures of the expense captions in the Income Statement within the Notes to the financial statements. | June 30, 2028 (fiscal 2028) | The Company is assessing this guidance. The adoption will modify disclosures but will not have an impact on the Company's consolidated results of operations, financial condition, or cash flows. | ||||||||
| Years Ended | |||||||||||||||||
| June 30, | |||||||||||||||||
| Types of Revenues | 2026 | 2025 | 2024 | ||||||||||||||
| HCM | $ | 9,110.6 | $ | 8,674.5 | $ | 8,155.7 | |||||||||||
| HRO, excluding PEO zero-margin benefits pass-throughs | 3,973.5 | 3,782.3 | 3,544.2 | ||||||||||||||
| PEO zero-margin benefits pass-throughs | 4,607.3 | 4,289.0 | 3,975.9 | ||||||||||||||
| Global | 2,901.2 | 2,626.0 | 2,502.1 | ||||||||||||||
| Interest on funds held for clients | 1,354.8 | 1,189.1 | 1,024.7 | ||||||||||||||
| Total revenues | $ | 21,947.4 | $ | 20,560.9 | $ | 19,202.6 | |||||||||||
| Types of Revenues | Employer Services | PEO | Total | ||||||||||||||
| HCM | $ | 9,120.4 | $ | — | $ | 9,120.4 | |||||||||||
| HRO, excluding PEO zero-margin benefits pass-throughs | 1,467.4 | 2,508.4 | 3,975.8 | ||||||||||||||
| PEO zero-margin benefits pass-throughs | — | 4,607.3 | 4,607.3 | ||||||||||||||
| Global | 2,901.2 | — | 2,901.2 | ||||||||||||||
| Interest on funds held for clients | 1,342.4 | 12.4 | 1,354.8 | ||||||||||||||
| Total segment revenues | 14,831.4 | 7,128.1 | 21,959.5 | ||||||||||||||
| Intercompany eliminations | (12.1) | ||||||||||||||||
| Total consolidated revenues | $ | 21,947.4 | |||||||||||||||
| Types of Revenues | Employer Services | PEO | Total | ||||||||||||||
| HCM | $ | 8,684.5 | $ | — | $ | 8,684.5 | |||||||||||
| HRO, excluding PEO zero-margin benefits pass-throughs | 1,394.3 | 2,390.6 | 3,784.9 | ||||||||||||||
| PEO zero-margin benefits pass-throughs | — | 4,289.0 | 4,289.0 | ||||||||||||||
| Global | 2,626.0 | — | 2,626.0 | ||||||||||||||
| Interest on funds held for clients | 1,178.3 | 10.8 | 1,189.1 | ||||||||||||||
| Total segment revenues | 13,883.1 | 6,690.4 | 20,573.5 | ||||||||||||||
| Intercompany eliminations | (12.6) | ||||||||||||||||
| Total consolidated revenues | $ | 20,560.9 | |||||||||||||||
| Types of Revenues | Employer Services | PEO | Total | ||||||||||||||
| HCM | $ | 8,164.2 | $ | — | $ | 8,164.2 | |||||||||||
| HRO, excluding PEO zero-margin benefits pass-throughs | 1,299.1 | 2,248.4 | 3,547.5 | ||||||||||||||
| PEO zero-margin benefits pass-throughs | — | 3,975.9 | 3,975.9 | ||||||||||||||
| Global | 2,502.1 | — | 2,502.1 | ||||||||||||||
| Interest on funds held for clients | 1,015.4 | 9.3 | 1,024.7 | ||||||||||||||
| Total segment revenues | 12,980.8 | 6,233.6 | 19,214.4 | ||||||||||||||
| Intercompany eliminations | (11.8) | ||||||||||||||||
| Total consolidated revenues | $ | 19,202.6 | |||||||||||||||
| Contract Liability | |||||
| Contract liability, July 1, 2025 | $ | 520.2 | |||
| Recognition of revenue included in beginning of year contract liability | (139.5) | ||||
| Contract liability, net of revenue recognized on contracts during the year | 147.5 | ||||
| Currency translation adjustments | (2.6) | ||||
| Contract liability, June 30, 2026 | $ | 525.6 | |||
| June 30, | 2026 | 2025 | ||||||||||||
| Deferred costs to obtain a contract | $ | 1,500.4 | $ | 1,438.6 | ||||||||||
| Deferred costs to fulfill a contract | 1,743.7 | 1,715.5 | ||||||||||||
| Total deferred contract costs (1) | $ | 3,244.1 | $ | 3,154.1 | ||||||||||
| Purchase price | $ | 1,170.8 | |||
| Less: cash acquired | (12.5) | ||||
| Cash paid for acquisition of business, net of cash acquired | $ | 1,158.3 | |||
| Cash | $ | 12.5 | |||
| Accounts receivable, net of allowance for doubtful accounts | 20.0 | ||||
| Identifiable intangible assets (1) | 292.0 | ||||
| Goodwill | 885.8 | ||||
| Deferred income taxes, net of valuation allowance | 45.9 | ||||
| All other assets | 14.8 | ||||
| Total assets acquired | $ | 1,271.0 | |||
| Deferred revenue | $ | 39.6 | |||
| All other liabilities | 60.6 | ||||
| Total liabilities assumed | $ | 100.2 | |||
| Total net assets acquired | $ | 1,170.8 | |||
| Estimated Fair Value | Estimated Useful Life (in years) | ||||||||||
| Technology | $ | 115.0 | 7 | ||||||||
| Customer/Partner relationships | $ | 170.0 | 8 | ||||||||
| Tradename | $ | 7.0 | 4 | ||||||||
| Years ended June 30, | 2026 | 2025 | 2024 | |||||||||||||||||
| Interest income on corporate funds | $ | (371.0) | $ | (319.5) | $ | (241.3) | ||||||||||||||
| Realized (gains)/losses on available-for-sale securities, net | (2.9) | 1.7 | 5.9 | |||||||||||||||||
| Gain on sale of assets | — | (5.0) | (17.1) | |||||||||||||||||
| Non-service components of pension income, net | (28.3) | (31.3) | (34.2) | |||||||||||||||||
| Net (gain)/loss on ADP Ventures' investments | (8.4) | — | — | |||||||||||||||||
| Other (income)/expense, net | $ | (410.6) | $ | (354.1) | $ | (286.7) | ||||||||||||||
| June 30, 2026 | |||||||||||||||||||||||
| Amortized Cost | Gross Unrealized Gains | Gross Unrealized Losses | Fair Value (A) | ||||||||||||||||||||
| Type of issue: | |||||||||||||||||||||||
| Money market securities, cash and other cash equivalents | $ | 10,625.2 | $ | — | $ | — | $ | 10,625.2 | |||||||||||||||
| Available-for-sale securities: | |||||||||||||||||||||||
| Corporate bonds | 18,643.3 | 48.1 | (342.0) | 18,349.4 | |||||||||||||||||||
| U.S. Treasury securities | 10,873.1 | 17.8 | (57.4) | 10,833.5 | |||||||||||||||||||
| Asset-backed securities | 2,437.3 | 10.4 | (15.0) | 2,432.7 | |||||||||||||||||||
| Canadian government obligations and Canadian government agency obligations | 2,055.0 | 13.9 | (22.0) | 2,046.9 | |||||||||||||||||||
| Canadian provincial bonds | 1,186.2 | 15.3 | (19.6) | 1,181.9 | |||||||||||||||||||
| U.S. government agency securities | 930.3 | 1.9 | (70.5) | 861.7 | |||||||||||||||||||
| Other securities | 2,035.3 | 7.8 | (47.9) | 1,995.2 | |||||||||||||||||||
| Total available-for-sale securities | 38,160.5 | 115.2 | (574.4) | 37,701.3 | |||||||||||||||||||
| Total corporate investments and funds held for clients | $ | 48,785.7 | $ | 115.2 | $ | (574.4) | $ | 48,326.5 | |||||||||||||||
| June 30, 2025 | |||||||||||||||||||||||
| Amortized Cost | Gross Unrealized Gains | Gross Unrealized Losses | Fair Value (B) | ||||||||||||||||||||
| Type of issue: | |||||||||||||||||||||||
| Money market securities, cash and other cash equivalents | $ | 5,054.6 | $ | — | $ | — | $ | 5,054.6 | |||||||||||||||
| Available-for-sale securities: | |||||||||||||||||||||||
| Corporate bonds | 17,515.2 | 108.7 | (420.2) | 17,203.7 | |||||||||||||||||||
| U.S. Treasury securities | 8,416.8 | 85.6 | (43.7) | 8,458.7 | |||||||||||||||||||
| Canadian government obligations and Canadian government agency obligations | 1,972.0 | 16.4 | (32.4) | 1,956.0 | |||||||||||||||||||
| Asset-backed securities | 1,837.8 | 22.6 | (15.5) | 1,844.9 | |||||||||||||||||||
U.S. government agency securities | 1,328.5 | 2.3 | (80.0) | 1,250.8 | |||||||||||||||||||
| Canadian provincial bonds | 1,155.8 | 13.8 | (27.7) | 1,141.9 | |||||||||||||||||||
| Other securities | 1,977.3 | 7.2 | (62.8) | 1,921.7 | |||||||||||||||||||
| Total available-for-sale securities | 34,203.4 | 256.6 | (682.3) | 33,777.7 | |||||||||||||||||||
| Total corporate investments and funds held for clients | $ | 39,258.0 | $ | 256.6 | $ | (682.3) | $ | 38,832.3 | |||||||||||||||
| June 30, 2026 | |||||||||||||||||||||||||||||||||||
| Securities in unrealized loss position less than 12 months | Securities in unrealized loss position greater than 12 months | Total | |||||||||||||||||||||||||||||||||
| Gross Unrealized Losses | Fair Market Value | Gross Unrealized Losses | Fair Market Value | Gross Unrealized Losses | Fair Market Value | ||||||||||||||||||||||||||||||
| Corporate bonds | $ | (83.5) | $ | 7,318.7 | $ | (258.5) | $ | 6,252.1 | $ | (342.0) | $ | 13,570.8 | |||||||||||||||||||||||
| U.S. Treasury securities | (51.8) | 6,176.1 | (5.6) | 308.2 | (57.4) | 6,484.3 | |||||||||||||||||||||||||||||
| Asset-backed securities | (8.8) | 992.6 | (6.2) | 298.1 | (15.0) | 1,290.7 | |||||||||||||||||||||||||||||
Canadian government obligations and Canadian government agency obligations | (2.2) | 283.0 | (19.8) | 444.4 | (22.0) | 727.4 | |||||||||||||||||||||||||||||
| Canadian provincial bonds | (1.4) | 129.8 | (18.2) | 379.4 | (19.6) | 509.2 | |||||||||||||||||||||||||||||
U.S. government agency securities | (1.3) | 75.0 | (69.2) | 659.9 | (70.5) | 734.9 | |||||||||||||||||||||||||||||
| Other securities | (5.8) | 834.0 | (42.1) | 587.5 | (47.9) | 1,421.5 | |||||||||||||||||||||||||||||
| $ | (154.8) | $ | 15,809.2 | $ | (419.6) | $ | 8,929.6 | $ | (574.4) | $ | 24,738.8 | ||||||||||||||||||||||||
| June 30, 2025 | |||||||||||||||||||||||||||||||||||
| Securities in unrealized loss position less than 12 months | Securities in unrealized loss position greater than 12 months | Total | |||||||||||||||||||||||||||||||||
| Gross Unrealized Losses | Fair Market Value | Gross Unrealized Losses | Fair Market Value | Gross Unrealized Losses | Fair Market Value | ||||||||||||||||||||||||||||||
| Corporate bonds | $ | (5.4) | $ | 690.4 | $ | (414.8) | $ | 10,218.8 | $ | (420.2) | $ | 10,909.2 | |||||||||||||||||||||||
U.S. Treasury securities | (0.8) | 732.2 | (42.9) | 1,801.7 | (43.7) | 2,533.9 | |||||||||||||||||||||||||||||
Canadian government obligations and Canadian government agency obligations | (1.4) | 219.2 | (31.0) | 870.2 | (32.4) | 1,089.4 | |||||||||||||||||||||||||||||
| Asset-backed securities | (0.2) | 101.4 | (15.3) | 481.4 | (15.5) | 582.8 | |||||||||||||||||||||||||||||
U.S. government agency securities | (0.1) | 8.0 | (79.9) | 1,093.8 | (80.0) | 1,101.8 | |||||||||||||||||||||||||||||
| Canadian provincial bonds | (0.8) | 44.3 | (26.9) | 588.8 | (27.7) | 633.1 | |||||||||||||||||||||||||||||
| Other securities | (1.5) | 168.4 | (61.3) | 1,130.2 | (62.8) | 1,298.6 | |||||||||||||||||||||||||||||
| $ | (10.2) | $ | 1,963.9 | $ | (672.1) | $ | 16,184.9 | $ | (682.3) | $ | 18,148.8 | ||||||||||||||||||||||||
| June 30, | 2026 | 2025 | ||||||||||||
| Corporate investments: | ||||||||||||||
| Cash and cash equivalents | $ | 4,230.1 | $ | 3,347.8 | ||||||||||
| Short-term marketable securities (a) | — | 4,498.8 | ||||||||||||
| Long-term marketable securities (b) | 138.6 | — | ||||||||||||
| Total corporate investments | $ | 4,368.7 | $ | 7,846.6 | ||||||||||
| June 30, | 2026 | 2025 | ||||||||||||
| Funds held for clients: | ||||||||||||||
| Restricted cash and cash equivalents held to satisfy client funds obligations | $ | 6,395.1 | $ | 1,706.8 | ||||||||||
| Restricted short-term marketable securities held to satisfy client funds obligations | 5,871.3 | 3,155.7 | ||||||||||||
| Restricted long-term marketable securities held to satisfy client funds obligations | 31,691.4 | 26,123.2 | ||||||||||||
| Total funds held for clients | $ | 43,957.8 | $ | 30,985.7 | ||||||||||
| One year or less | $ | 5,871.3 | |||
| One year to two years | 5,668.1 | ||||
| Two years to three years | 6,585.0 | ||||
| Three years to four years | 8,075.4 | ||||
| After four years | 11,501.5 | ||||
| Total available-for-sale securities | $ | 37,701.3 | |||
| June 30, | 2026 | 2025 | ||||||||||||
| Property, plant and equipment: | ||||||||||||||
| Land and buildings | $ | 648.4 | $ | 637.2 | ||||||||||
| Data processing equipment | 1,330.7 | 1,264.5 | ||||||||||||
| Furniture, leaseholds and other | 705.3 | 675.7 | ||||||||||||
| 2,684.4 | 2,577.4 | |||||||||||||
| Less: accumulated depreciation | (2,043.1) | (1,922.0) | ||||||||||||
| Property, plant and equipment, net | $ | 641.3 | $ | 655.4 | ||||||||||
| Year ended | ||||||||||||||||||||
| June 30, | ||||||||||||||||||||
| 2026 | 2025 | 2024 | ||||||||||||||||||
| Operating lease cost | $ | 124.7 | $ | 111.8 | $ | 125.0 | ||||||||||||||
| Short-term lease cost | 1.2 | 1.2 | 1.4 | |||||||||||||||||
| Variable lease cost | 22.0 | 20.3 | 18.3 | |||||||||||||||||
| Total operating lease cost | $ | 147.9 | $ | 133.3 | $ | 144.7 | ||||||||||||||
| Year ended | |||||||||||||||||
| June 30, | |||||||||||||||||
| 2026 | 2025 | 2024 | |||||||||||||||
| Cash paid for operating lease liabilities | $ | 157.5 | $ | 127.5 | $ | 125.5 | |||||||||||
| Operating lease ROU assets obtained in exchange for new operating lease liabilities | $ | 133.9 | $ | 100.7 | $ | 97.4 | |||||||||||
| June 30, | June 30, | ||||||||||
| 2026 | 2025 | ||||||||||
| Weighted-average remaining lease term (in years) | 6 | 6 | |||||||||
| Weighted-average discount rate | 3.9 | % | 3.6 | % | |||||||
| Current operating lease liability | $ | 103.6 | $ | 100.8 | |||||||
| Twelve months ending June 30, 2027 | $ | 112.3 | |||
| Twelve months ending June 30, 2028 | 90.6 | ||||
| Twelve months ending June 30, 2029 | 64.4 | ||||
| Twelve months ending June 30, 2030 | 53.4 | ||||
| Twelve months ending June 30, 2031 | 44.2 | ||||
| Thereafter | 98.2 | ||||
| Total undiscounted lease obligations | 463.1 | ||||
| Less: Imputed interest | (52.8) | ||||
| Net lease obligations | $ | 410.3 | |||
| Employer Services | PEO Services | Total | |||||||||||||||
| Balance at June 30, 2024 | $ | 2,348.8 | $ | 4.8 | $ | 2,353.6 | |||||||||||
| Additions and other adjustments | 887.0 | — | 887.0 | ||||||||||||||
| Currency translation adjustments | 32.9 | — | 32.9 | ||||||||||||||
| Balance at June 30, 2025 | $ | 3,268.7 | $ | 4.8 | $ | 3,273.5 | |||||||||||
| Additions and other adjustments | 21.3 | — | 21.3 | ||||||||||||||
| Currency translation adjustments | (10.4) | — | (10.4) | ||||||||||||||
| Balance at June 30, 2026 | $ | 3,279.6 | $ | 4.8 | $ | 3,284.4 | |||||||||||
| June 30, | 2026 | 2025 | ||||||||||||
| Intangible assets: | ||||||||||||||
| Software and software licenses | $ | 4,369.7 | $ | 4,103.6 | ||||||||||
| Customer contracts and lists | 1,487.0 | 1,429.4 | ||||||||||||
| Other intangibles | 250.1 | 249.8 | ||||||||||||
| 6,106.8 | 5,782.8 | |||||||||||||
| Less accumulated amortization: | ||||||||||||||
| Software and software licenses | (3,023.4) | (2,830.3) | ||||||||||||
| Customer contracts and lists | (1,184.4) | (1,105.6) | ||||||||||||
| Other intangibles | (245.7) | (243.9) | ||||||||||||
| (4,453.5) | (4,179.8) | |||||||||||||
| Intangible assets, net | $ | 1,653.3 | $ | 1,603.0 | ||||||||||
| Amount | |||||
| Twelve months ending June 30, 2027 | $ | 424.7 | |||
| Twelve months ending June 30, 2028 | $ | 298.7 | |||
| Twelve months ending June 30, 2029 | $ | 261.1 | |||
| Twelve months ending June 30, 2030 | $ | 215.7 | |||
| Twelve months ending June 30, 2031 | $ | 176.0 | |||
| Years ended June 30, | 2026 | 2025 | ||||||||||||
| Average daily borrowings (in billions) | $ | 4.2 | $ | 4.1 | ||||||||||
| Weighted average interest rates | 4.0 | % | 4.8 | % | ||||||||||
| Weighted average maturity (approximately in days) | 3 days | 2 days | ||||||||||||
| Years ended June 30, | 2026 | 2025 | ||||||||||||
| Average outstanding balances (in billions) | $ | 3.6 | $ | 2.9 | ||||||||||
| Weighted average interest rates | 4.1 | % | 4.8 | % | ||||||||||
| Debt instrument | Effective Interest Rate | June 30, 2026 | June 30, 2025 | |||||||||||||||||
Fixed-rate 1.70% notes due May 15, 2028 | 1.85% | 1,000.0 | 1,000.0 | |||||||||||||||||
Fixed-rate 1.25% notes due September 1, 2030 | 1.83% | 1,000.0 | 1,000.0 | |||||||||||||||||
Fixed-rate 4.75% notes due May 8, 2032 | 4.95% | 1,000.0 | 1,000.0 | |||||||||||||||||
Fixed-rate 4.45% notes due September 9, 2034 | 4.75% | 1,000.0 | 1,000.0 | |||||||||||||||||
Fixed-rate 5.00% notes due May 7, 2036 | 5.14% | 1,000.0 | — | |||||||||||||||||
| Other | 1.8 | 2.9 | ||||||||||||||||||
| 5,001.8 | 4,002.9 | |||||||||||||||||||
| Less: current portion (a) | (1.0) | (1.0) | ||||||||||||||||||
| Less: unamortized discount and debt issuance costs | (36.7) | (27.2) | ||||||||||||||||||
| Total long-term debt | $ | 4,964.1 | $ | 3,974.7 | ||||||||||||||||
| Years ended June 30, | 2026 | 2025 | 2024 | |||||||||||||||||
| Operating expenses | $ | 32.9 | $ | 36.0 | $ | 30.0 | ||||||||||||||
| Selling, general, and administrative expenses | 176.0 | 193.7 | 179.5 | |||||||||||||||||
| Research and development | 33.7 | 36.4 | 34.0 | |||||||||||||||||
| Total pretax stock-based compensation expense | $ | 242.6 | $ | 266.1 | $ | 243.5 | ||||||||||||||
| Income tax benefit | $ | 60.0 | $ | 66.0 | $ | 60.2 | ||||||||||||||
| Number of Options (in thousands) | Weighted Average Price (in dollars) | |||||||||||||
| Options outstanding at July 1, 2025 | 1,035 | $ | 164 | |||||||||||
| Options exercised | (199) | $ | 167 | |||||||||||
| Options outstanding at June 30, 2026 | 836 | $ | 163 | |||||||||||
| Options exercisable at June 30, 2026 | 836 | $ | 163 | |||||||||||
| Number of Units (in thousands) | ||||||||
| Restricted units outstanding at July 1, 2025 | 1,174 | |||||||
| Restricted units granted | 627 | |||||||
| Restricted units vested | (576) | |||||||
| Restricted units forfeited | (60) | |||||||
| Restricted units outstanding at June 30, 2026 | 1,165 | |||||||
| Number of Units (in thousands) | ||||||||
| Restricted units outstanding at July 1, 2025 | 778 | |||||||
| Restricted units granted | 405 | |||||||
| Restricted units vested | (372) | |||||||
| Restricted units forfeited | (26) | |||||||
| Restricted units outstanding at June 30, 2026 | 785 | |||||||
| Years ended June 30, | 2026 | 2025 | 2024 | |||||||||||||||||
| (in dollars) | ||||||||||||||||||||
| Performance-based restricted shares/units | $ | 299.31 | $ | 283.84 | $ | 262.56 | ||||||||||||||
| Time-based restricted shares/units | $ | 301.02 | $ | 277.10 | $ | 255.29 | ||||||||||||||
| June 30, | 2026 | 2025 | ||||||||||||
| Change in plan assets: | ||||||||||||||
| Fair value of plan assets at beginning of year | $ | 1,938.2 | $ | 1,879.6 | ||||||||||
| Actual return on plan assets | 151.6 | 147.7 | ||||||||||||
| Employer contributions | 17.8 | 20.1 | ||||||||||||
| Currency translation adjustments | (3.5) | 3.7 | ||||||||||||
| Benefits paid | (118.9) | (112.9) | ||||||||||||
| Fair value of plan assets at end of year | $ | 1,985.2 | $ | 1,938.2 | ||||||||||
| Change in benefit obligation: | ||||||||||||||
| Benefit obligation at beginning of year | $ | 1,718.6 | $ | 1,706.2 | ||||||||||
| Service cost | 8.1 | 6.0 | ||||||||||||
| Interest cost | 86.9 | 87.4 | ||||||||||||
| Actuarial loss/(gain) (a) | (28.3) | 26.0 | ||||||||||||
| Currency translation adjustments | (3.0) | 5.9 | ||||||||||||
| Curtailments and special termination benefits | (0.5) | (0.3) | ||||||||||||
| Benefits paid | (118.4) | (112.6) | ||||||||||||
| Projected benefit obligation at end of year | $ | 1,663.4 | $ | 1,718.6 | ||||||||||
| Funded status - plan assets less benefit obligations | $ | 321.8 | $ | 219.6 | ||||||||||
| June 30, | 2026 | 2025 | ||||||||||||
| Noncurrent assets | $ | 431.1 | $ | 334.2 | ||||||||||
| Current liabilities | (6.5) | (5.9) | ||||||||||||
| Noncurrent liabilities | (102.8) | (108.7) | ||||||||||||
| Net amount recognized | $ | 321.8 | $ | 219.6 | ||||||||||
| June 30, | 2026 | 2025 | ||||||||||||
| Projected benefit obligation | $ | 154.1 | $ | 151.3 | ||||||||||
| Fair value of plan assets | $ | 44.8 | $ | 36.7 | ||||||||||
| June 30, | 2026 | 2025 | ||||||||||||
| Accumulated benefit obligation | $ | 108.3 | $ | 107.9 | ||||||||||
| Fair value of plan assets | $ | 11.6 | $ | 9.2 | ||||||||||
| 2026 | 2025 | 2024 | ||||||||||||||||||
| Service cost – benefits earned during the year | $ | 8.1 | $ | 6.0 | $ | 5.2 | ||||||||||||||
| Interest cost on projected benefits | 86.9 | 87.4 | 84.6 | |||||||||||||||||
| Expected return on plan assets | (113.4) | (116.0) | (115.9) | |||||||||||||||||
| Net amortization and deferral | 3.0 | 3.2 | 2.9 | |||||||||||||||||
| Special termination benefits, plan curtailments, and settlement charges | — | (0.3) | 0.3 | |||||||||||||||||
| Net pension (income)/expense | $ | (15.4) | $ | (19.7) | $ | (22.9) | ||||||||||||||
| Years ended June 30, | 2026 | 2025 | ||||||||||||
| Discount rate | 5.55 | % | 5.35 | % | ||||||||||
| Interest crediting rate | 3.95 | % | 3.85 | % | ||||||||||
| Increase in compensation levels | N/A | N/A | ||||||||||||
| Years ended June 30, | 2026 | 2025 | 2024 | |||||||||||||||||
| Discount rate | 5.35 | % | 5.40 | % | 5.10 | % | ||||||||||||||
| Interest crediting rate | 3.85 | % | 3.70 | % | 3.50 | % | ||||||||||||||
| Expected long-term rate of return on assets | 5.90 | % | 6.00 | % | 6.00 | % | ||||||||||||||
| Increase in compensation levels | N/A | N/A | N/A | |||||||||||||||||
| 2026 | 2025 | |||||||||||||
| Cash and cash equivalents | 1 | % | 5 | % | ||||||||||
| Fixed income securities | 73 | % | 69 | % | ||||||||||
| U.S. equity securities | 17 | % | 11 | % | ||||||||||
| International equity securities | 9 | % | 6 | % | ||||||||||
| Global equity securities | — | % | 9 | % | ||||||||||
| 100 | % | 100 | % | |||||||||||
| U.S. fixed income securities and cash | 70% - 80% | ||||
| U.S. equity securities | 9% - 19% | ||||
| International equity securities | 4% - 11% | ||||
| Global equity securities | —% - 11% | ||||
| Level 1 | Level 2 | Level 3 | Total | |||||||||||||||||||||||
| Commingled trusts | $ | — | $ | 534.2 | $ | — | $ | 534.2 | ||||||||||||||||||
| Government securities | — | 536.3 | — | 536.3 | ||||||||||||||||||||||
| Corporate and municipal bonds | — | 854.4 | — | 854.4 | ||||||||||||||||||||||
| Mortgage-backed security bonds | — | 38.6 | — | 38.6 | ||||||||||||||||||||||
| Total pension asset investments | $ | — | $ | 1,963.5 | $ | — | $ | 1,963.5 | ||||||||||||||||||
| Level 1 | Level 2 | Level 3 | Total | |||||||||||||||||||||||
| Commingled trusts | $ | — | $ | 501.6 | $ | — | $ | 501.6 | ||||||||||||||||||
| Government securities | — | 532.4 | — | 532.4 | ||||||||||||||||||||||
| Corporate and municipal bonds | — | 783.6 | — | 783.6 | ||||||||||||||||||||||
| Mortgage-backed security bonds | — | 15.7 | — | 15.7 | ||||||||||||||||||||||
| Total pension asset investments | $ | — | $ | 1,833.3 | $ | — | $ | 1,833.3 | ||||||||||||||||||
| Years ended June 30, | 2026 | 2025 | 2024 | |||||||||||||||||
| Earnings before income taxes: | ||||||||||||||||||||
| United States | $ | 5,198.7 | $ | 4,825.6 | $ | 4,408.0 | ||||||||||||||
| Foreign | 531.6 | 484.5 | 464.3 | |||||||||||||||||
| $ | 5,730.3 | $ | 5,310.1 | $ | 4,872.3 | |||||||||||||||
| Years ended June 30, | 2026 | 2025 | 2024 | |||||||||||||||||
| Current: | ||||||||||||||||||||
| Federal | $ | 785.4 | $ | 880.5 | $ | 847.4 | ||||||||||||||
| Foreign | 217.2 | 136.0 | 132.8 | |||||||||||||||||
| State | 157.9 | 176.9 | 177.5 | |||||||||||||||||
| Total current | 1,160.5 | 1,193.4 | 1,157.7 | |||||||||||||||||
| Deferred: | ||||||||||||||||||||
| Federal | 160.1 | 0.7 | (18.7) | |||||||||||||||||
| Foreign | (14.2) | 19.4 | (6.6) | |||||||||||||||||
| State | 10.4 | 16.9 | (12.1) | |||||||||||||||||
| Total deferred | 156.3 | 37.0 | (37.4) | |||||||||||||||||
| Total provision for income taxes | $ | 1,316.8 | $ | 1,230.4 | $ | 1,120.3 | ||||||||||||||
| Years ended June 30, | 2026 | % | ||||||||||||
| 1,203.4 | 21.0 | |||||||||||||
| Increase/(decrease) in provision from: | ||||||||||||||
| State and local income taxes, net of federal income tax effect (a) | 151.0 | 2.6 | ||||||||||||
| Foreign tax effects | 82.8 | 1.5 | ||||||||||||
| Effect of cross-border tax laws | (50.7) | (0.9) | ||||||||||||
| Tax credits | (43.5) | (0.7) | ||||||||||||
| Nontaxable or nondeductible items | 2.0 | — | ||||||||||||
| Changes in unrecognized tax benefits | (12.7) | (0.2) | ||||||||||||
| Other | (15.5) | (0.3) | ||||||||||||
| $ | 1,316.8 | 23.0 | ||||||||||||
| Years ended June 30, | 2025 | % | 2024 | % | ||||||||||||||||||||||
| Provision for taxes at U.S. statutory rate | $ | 1,115.1 | 21.0 | $ | 1,023.2 | 21.0 | ||||||||||||||||||||
| Increase/(decrease) in provision from: | ||||||||||||||||||||||||||
| State taxes, net of federal tax benefit | 128.0 | 2.4 | 120.6 | 2.5 | ||||||||||||||||||||||
| Foreign rate differential | 39.0 | 0.7 | 41.0 | 0.9 | ||||||||||||||||||||||
| Excess tax benefit - Stock-based compensation | (24.3) | (0.4) | (17.1) | (0.4) | ||||||||||||||||||||||
| Other | (27.4) | (0.5) | (47.4) | (1.0) | ||||||||||||||||||||||
| $ | 1,230.4 | 23.2 | $ | 1,120.3 | 23.0 | |||||||||||||||||||||
| Years ended June 30, | 2026 | 2025 | ||||||||||||
| Deferred tax assets: | ||||||||||||||
| Accrued expenses not currently deductible | $ | 294.9 | $ | 256.7 | ||||||||||
| Stock-based compensation expense | 59.8 | 56.0 | ||||||||||||
| Foreign tax credits | 9.6 | 8.8 | ||||||||||||
| Fixed and intangible assets | 80.7 | 216.8 | ||||||||||||
| Net operating losses | 57.4 | 59.3 | ||||||||||||
| Disallowed business interest expense carryforward | — | 30.9 | ||||||||||||
| Unrealized investment losses, net | 106.1 | 98.4 | ||||||||||||
| Other | 32.2 | 28.5 | ||||||||||||
| 640.7 | 755.4 | |||||||||||||
| Less: valuation allowances | (24.1) | (23.8) | ||||||||||||
| Deferred tax assets, net | $ | 616.6 | $ | 731.6 | ||||||||||
| Deferred tax liabilities: | ||||||||||||||
| Deferred contract costs | $ | 664.9 | $ | 654.0 | ||||||||||
| Prepaid expenses | 122.3 | 103.1 | ||||||||||||
| Prepaid retirement benefits | 76.6 | 53.1 | ||||||||||||
| Tax on unrepatriated earnings | 10.4 | 12.0 | ||||||||||||
| Other | 17.3 | 16.9 | ||||||||||||
| Deferred tax liabilities | 891.5 | 839.1 | ||||||||||||
| Net deferred tax (liabilities)/assets | $ | (274.9) | $ | (107.5) | ||||||||||
| Years ended June 30, | 2026 | |||||||
| U.S. Federal | $ | 672.5 | ||||||
| U.S. State | 167.9 | |||||||
| Foreign | 166.3 | |||||||
| Total income taxes paid | $ | 1,006.7 | ||||||
| 2026 | 2025 | 2024 | ||||||||||||||||||
| Unrecognized tax benefits at beginning of the year | $ | 163.0 | $ | 126.9 | $ | 116.9 | ||||||||||||||
| Additions for tax positions | 28.2 | 29.5 | 17.2 | |||||||||||||||||
| Additions for tax positions of prior periods | 33.6 | 26.7 | 17.8 | |||||||||||||||||
| Reductions for tax positions of prior periods | (47.6) | (1.8) | (12.8) | |||||||||||||||||
| Settlement with tax authorities | (18.1) | (0.1) | (9.0) | |||||||||||||||||
| Expiration of the statute of limitations | (5.1) | (17.5) | (2.9) | |||||||||||||||||
| Impact of foreign exchange rate fluctuations | (1.5) | (0.7) | (0.3) | |||||||||||||||||
| Unrecognized tax benefit at end of year | $ | 152.5 | $ | 163.0 | $ | 126.9 | ||||||||||||||
| Taxing Jurisdiction | Fiscal Years under Examination | ||||||||||
| U.S. (IRS) | 2025 - 2026 | ||||||||||
| Arizona | 2016 - 2020 | ||||||||||
| Massachusetts | 2016 - 2023 | ||||||||||
| Michigan | 2020 - 2023 | ||||||||||
| New Jersey | 2020 - 2022 | ||||||||||
| New York City | 2022 - 2024 | ||||||||||
| New York State | 2022 - 2024 | ||||||||||
| India | 2014 - 2023 | ||||||||||
| Currency Translation Adjustment | Net Gains/(Losses) on Available-for-sale Securities | Cash Flow Hedging Activities | Pension Liability | Accumulated Other Comprehensive Income/(Loss) | |||||||||||||||||||||||||
| Balance at June 30, 2023 | $ | (340.8) | $ | (1,705.6) | $ | (23.3) | $ | (236.1) | $ | (2,305.8) | |||||||||||||||||||
| Other comprehensive income/(loss) before reclassification adjustments | (38.0) | 685.2 | — | 5.6 | 652.8 | ||||||||||||||||||||||||
| Tax effect | — | (162.2) | — | (1.1) | (163.3) | ||||||||||||||||||||||||
| Reclassification adjustments to net earnings | — | 5.9 | (A) | 4.4 | (C) | 0.1 | (B) | 10.4 | |||||||||||||||||||||
| Tax effect | — | (1.3) | (1.1) | — | (2.4) | ||||||||||||||||||||||||
| Balance at June 30, 2024 | $ | (378.8) | $ | (1,178.0) | $ | (20.0) | $ | (231.5) | $ | (1,808.3) | |||||||||||||||||||
| Other comprehensive (loss)/income before reclassification adjustments | 89.0 | 1,088.4 | (15.6) | 8.5 | 1,170.3 | ||||||||||||||||||||||||
| Tax effect | — | (250.7) | 3.8 | (2.1) | (249.0) | ||||||||||||||||||||||||
| Reclassification adjustments to net earnings | — | 1.7 | (A) | 5.4 | (C) | (2.4) | (B) | 4.7 | |||||||||||||||||||||
| Tax effect | — | (0.3) | (1.3) | 0.5 | (1.1) | ||||||||||||||||||||||||
| Balance at June 30, 2025 | $ | (289.8) | $ | (338.9) | $ | (27.7) | $ | (227.0) | $ | (883.4) | |||||||||||||||||||
| Other comprehensive income/(loss) before reclassification adjustments | (53.2) | (30.6) | 3.7 | 63.9 | (16.2) | ||||||||||||||||||||||||
| Tax effect | — | 8.5 | (0.9) | (15.8) | (8.2) | ||||||||||||||||||||||||
| Reclassification adjustments to net earnings | — | (2.9) | (A) | 6.0 | (C) | 4.4 | (B) | 7.5 | |||||||||||||||||||||
| Tax effect | — | 0.7 | (1.5) | (1.0) | (1.8) | ||||||||||||||||||||||||
| Balance at June 30, 2026 | $ | (343.0) | $ | (363.2) | $ | (20.4) | $ | (175.5) | $ | (902.1) | |||||||||||||||||||
| Year ended June 30, 2026 | Employer Services | PEO Services | Total | |||||||||||||||||
| Revenues from external customers | $ | 13,476.9 | $ | 7,115.7 | $ | 20,592.6 | ||||||||||||||
| Interest on funds held for clients | 1,342.4 | 12.4 | 1,354.8 | |||||||||||||||||
| Intercompany revenues | 12.1 | — | 12.1 | |||||||||||||||||
| Total segment revenues | 14,831.4 | 7,128.1 | 21,959.5 | |||||||||||||||||
| Reconciliation of revenues: | ||||||||||||||||||||
| Intercompany eliminations | (12.1) | |||||||||||||||||||
| Total consolidated revenues | $ | 21,947.4 | ||||||||||||||||||
| Less segment expenses: (a) | ||||||||||||||||||||
| Selling and marketing | 2,365.7 | 415.6 | ||||||||||||||||||
| Zero-margin benefits pass-through costs | — | 4,607.3 | ||||||||||||||||||
| Workers' compensation coverage and state unemployment taxes | — | 718.4 | ||||||||||||||||||
| Other segment expenses (b) | 7,028.9 | 450.7 | ||||||||||||||||||
| Total segment earnings before income taxes | 5,436.8 | 936.1 | 6,372.9 | |||||||||||||||||
| Reconciliation of earnings before income taxes: | ||||||||||||||||||||
| Other (c) | (642.6) | |||||||||||||||||||
| Total consolidated earnings before income taxes | $ | 5,730.3 | ||||||||||||||||||
| Year ended June 30, 2025 | Employer Services | PEO Services | Total | |||||||||||||||||
| Revenues from external customers | $ | 12,692.2 | $ | 6,679.6 | $ | 19,371.8 | ||||||||||||||
| Interest on funds held for clients | 1,178.3 | 10.8 | 1,189.1 | |||||||||||||||||
| Intercompany revenues | 12.6 | — | 12.6 | |||||||||||||||||
| Total segment revenues | 13,883.1 | 6,690.4 | 20,573.5 | |||||||||||||||||
| Reconciliation of revenues: | ||||||||||||||||||||
| Intercompany eliminations | (12.6) | |||||||||||||||||||
| Total consolidated revenues | $ | 20,560.9 | ||||||||||||||||||
| Less segment expenses: (a) | ||||||||||||||||||||
| Selling and marketing | 2,177.1 | 362.8 | ||||||||||||||||||
| Zero-margin benefits pass-through costs | — | 4,289.0 | ||||||||||||||||||
| Workers' compensation coverage and state unemployment taxes | — | 681.3 | ||||||||||||||||||
| Other segment expenses (b) | 6,697.5 | 406.8 | ||||||||||||||||||
| Total segment earnings before income taxes | 5,008.5 | 950.5 | 5,959.0 | |||||||||||||||||
| Reconciliation of earnings before income taxes: | ||||||||||||||||||||
| Other (c) | (648.9) | |||||||||||||||||||
| Total consolidated earnings before income taxes | $ | 5,310.1 | ||||||||||||||||||
| Year ended June 30, 2024 | Employer Services | PEO Services | Total | |||||||||||||||||
| Revenues from external customers | $ | 11,953.6 | $ | 6,224.3 | $ | 18,177.9 | ||||||||||||||
| Interest on funds held for clients | 1,015.4 | 9.3 | 1,024.7 | |||||||||||||||||
| Intercompany revenues | 11.8 | — | 11.8 | |||||||||||||||||
| Total segment revenues | 12,980.8 | 6,233.6 | 19,214.4 | |||||||||||||||||
| Reconciliation of revenues: | ||||||||||||||||||||
| Intercompany eliminations | (11.8) | |||||||||||||||||||
| Total consolidated revenues | $ | 19,202.6 | ||||||||||||||||||
| Less segment expenses: (a) | ||||||||||||||||||||
| Selling and marketing | 2,025.0 | 330.5 | ||||||||||||||||||
| Zero-margin benefits pass-through costs | — | 3,975.9 | ||||||||||||||||||
| Workers' compensation coverage and state unemployment taxes | — | 613.4 | ||||||||||||||||||
| Other segment expenses (b) | 6,400.3 | 392.3 | ||||||||||||||||||
| Total segment earnings before income taxes | 4,555.5 | 921.5 | 5,477.0 | |||||||||||||||||
| Reconciliation of earnings before income taxes: | ||||||||||||||||||||
| Other (c) | (604.7) | |||||||||||||||||||
| Total consolidated earnings before income taxes | $ | 4,872.3 | ||||||||||||||||||
| Years ended June 30, | 2026 | 2025 | 2024 | |||||||||||||||||
| Employer Services | $ | 525.1 | $ | 512.4 | $ | 486.6 | ||||||||||||||
| PEO Services | 2.2 | 6.7 | 6.8 | |||||||||||||||||
| Other | 58.6 | 63.3 | 68.5 | |||||||||||||||||
| Total depreciation and amortization | $ | 585.9 | $ | 582.4 | $ | 561.9 | ||||||||||||||
| United States | EMEA | Canada | Other | Total | ||||||||||||||||||||||||||||
| Year ended June 30, 2026 | ||||||||||||||||||||||||||||||||
| Revenues | $ | 19,279.8 | $ | 1,733.3 | $ | 523.7 | $ | 410.6 | $ | 21,947.4 | ||||||||||||||||||||||
| Assets | $ | 54,851.4 | $ | 3,544.3 | $ | 4,025.8 | $ | 771.8 | $ | 63,193.3 | ||||||||||||||||||||||
| Year ended June 30, 2025 | ||||||||||||||||||||||||||||||||
| Revenues | $ | 18,179.2 | $ | 1,533.5 | $ | 489.3 | $ | 358.9 | $ | 20,560.9 | ||||||||||||||||||||||
| Assets | $ | 46,763.0 | $ | 3,025.5 | $ | 2,750.7 | $ | 830.1 | $ | 53,369.3 | ||||||||||||||||||||||
| Year ended June 30, 2024 | ||||||||||||||||||||||||||||||||
| Revenues | $ | 16,934.2 | $ | 1,451.4 | $ | 473.7 | $ | 343.3 | $ | 19,202.6 | ||||||||||||||||||||||
| Assets | $ | 47,989.9 | $ | 2,800.8 | $ | 2,796.6 | $ | 775.4 | $ | 54,362.7 | ||||||||||||||||||||||
| /s/ Maria Black | ||
| Maria Black | ||
| Chief Executive Officer | ||
| /s/ Peter Hadley | ||
| Peter Hadley | ||
| Chief Financial Officer | ||
| /s/ Deloitte & Touche LLP | ||
| Morristown, New Jersey | ||
| Employed by | ||||||||||||||||||||
| Name | Age | Position | ADP Since | |||||||||||||||||
| Maria Black | 52 | President and Chief Executive Officer | 1996 | |||||||||||||||||
| Paul Boland | 62 | Chief Human Resources Officer | 2017 | |||||||||||||||||
| Michael A. Bonarti | 60 | Chief Administrative Officer | 1997 | |||||||||||||||||
| Chris D'Ambrosio | 45 | Chief Strategy Officer | 2014 | |||||||||||||||||
| Joe DeSilva | 51 | Executive Vice President, North America and Chief of Operations | 2003 | |||||||||||||||||
| David Foskett | 50 | President, Global Sales | 2004 | |||||||||||||||||
| Peter Hadley | 53 | Chief Financial Officer | 2002 | |||||||||||||||||
| Sreeni Kutam | 56 | President, Global Product and Innovation | 2014 | |||||||||||||||||
| David Kwon | 56 | Chief Legal Officer/General Counsel | 2011 | |||||||||||||||||
| Jonathan Lehberger | 53 | Corporate Controller and Principal Accounting Officer | 2004 | |||||||||||||||||
| Virginia Magliulo | 57 | Executive Vice President, Employer Services International | 2015 | |||||||||||||||||
| Brian Michaud | 58 | Executive Vice President, Smart Compliance Solutions & Human Resources Outsourcing | 1991 | |||||||||||||||||
| Samantha Orihuela | 43 | Chief Marketing Officer | 2026 | |||||||||||||||||
Amended and Restated Certificate of Incorporation dated November 10, 1998 - incorporated by reference to Exhibit 3.1 to the Company’s Registration Statement No. 333-72023 on Form S-4 filed with the Commission on February 9, 1999 | |||||
Amended and Restated By-laws of the Company, dated April 26, 2026 - incorporated by reference to Exhibit 3.1 to the Company’s Quarterly Report on Form 10-Q for the fiscal quarter ended March 31, 2026 | |||||
| Description of Common Stock | |||||
Indenture, dated as of August 13, 2020, between the Company and U.S. Bank Trust Company, National Association (as successor in interest to U.S. Bank National Association, as trustee - incorporated by reference to Exhibit 4.3 to the Company’s Registration Statement on Form S-3 (No. 333-281920), filed on September 4, 2024 | |||||
Form of First Supplemental Indenture between Automatic Data Processing, Inc. and U.S. Bank National Association, as trustee - incorporated by reference to Exhibit 4.1 to the Company’s Current Report on Form 8-K dated August 11, 2020 and filed on August 13, 2020 | |||||
Form of 1.250% Senior Note due 2030 - incorporated by reference to Exhibit A to Exhibit 4.1 to the Company’s Current Report on Form 8-K dated August 11, 2020 and filed on August 13, 2020 | |||||
Form of Second Supplemental Indenture between Automatic Data Processing, Inc. and U.S. Bank National Association, as trustee - incorporated by reference to Exhibit 4.1 to the Company’s Current Report on Form 8-K dated May 11, 2021 and filed on May 14, 2021 | |||||
Form of 1.700% Senior Note due 2028 - incorporated by reference to Exhibit A to 4.1 to the Company’s Current Report on Form 8-K dated May 11, 2021 and filed on May 14, 2021 | |||||
Form of Third Supplemental Indenture between Automatic Data Processing, Inc. and U.S. Bank Trust Company, National Association, as trustee – incorporated by reference to Exhibit 4.1 to the Company’s Current Report on Form 8-K dated September 4, 2024 and filed on September 9, 2024 | |||||
Form of 4.450% Senior Note due 2034 – incorporated by reference to Exhibit A to Exhibit 4.1 to the Company’s Current Report on Form 8-K dated September 4, 2024 and filed on September 9, 2024 | |||||
Form of Fourth Supplemental Indenture between Automatic Data Processing, Inc. and U.S. Bank Trust Company, National Association, as trustee – incorporated by reference to Exhibit 4.1 to the Company’s Current Report on Form 8-K dated May 5, 2025 and filed on May 8, 2025 | |||||
Form of 4.750% Senior Note due 2032 – incorporated by reference to Exhibit A to Exhibit 4.1 to the Company’s Current Report on Form 8-K dated May 5, 2025 and filed on May 8, 2025 | |||||
| Form of Fifth Supplemental Indenture between Automatic Data Processing, Inc. and U.S. Bank Trust Company, National Association, as trustee - incorporated by reference to Exhibit 4.1 to the Company's Current Report on Form 8-K dated May 4, 2026 and filed on May 7, 2026 | |||||
| Form of 5.000% Senior Note due 2036 - incorporated by reference to Exhibit A to Exhibit 4.1 to the Company's Current Report on Form 8-K dated May 4, 2026 and filed on May 7, 2026 | |||||
364-Day Credit Agreement, dated as of June 26, 2026, among Automatic Data Processing, Inc., the Lenders party thereto, JPMorgan Chase Bank, N.A., as Administrative Agent, Bank of America, N.A., BNP Paribas, Wells Fargo Bank, N.A. and Deutsche Bank Securities Inc., as Syndication Agents, and Barclays Bank PLC and MUFG Bank, Ltd., as Documentation Agents - incorporated by reference to Exhibit 10.1 to the Company’s Current Report on Form 8-K dated and filed on June 26, 2026 | |||||
Five-Year Credit Agreement, dated as of June 27, 2025, among Automatic Data Processing, Inc., the Lenders party thereto, JPMorgan Chase Bank, N.A., as Administrative Agent, Bank of America, N.A., BNP Paribas, Wells Fargo Bank, N.A. and Deutsche Bank Securities Inc., as Syndication Agents, and Barclays Bank PLC and MUFG Bank, Ltd., as Documentation Agents - incorporated by reference to Exhibit 10.2 to the Company’s Current Report on Form 8-K dated and filed on June 27, 2025 | |||||
Five-Year Credit Agreement, dated as of June 26, 2026, among Automatic Data Processing, Inc., the Lenders Party thereto, JPMorgan Chase Bank, N.A., as Administrative Agent, Bank of America, N.A., BNP Paribas, Wells Fargo Bank, N.A., and Deutsche Bank Securities Inc., as Syndication Agents, and Barclays Bank PLC and MUFG Bank Ltd., as Documentation Agents - incorporated by reference to Exhibit 10.2 to the Company’s Current Report on Form 8-K dated and filed on June 26, 2026 | |||||
Amended and Restated Supplemental Officers Retirement Plan - incorporated by reference to Exhibit 10.8 to the Company’s Annual Report on Form 10-K for the fiscal year ended June 30, 2017 (Management Compensatory Plan) | |||||
Automatic Data Processing, Inc. Deferred Compensation Plan, as Amended and Restated Effective October 14, 2020 - incorporated by reference to Exhibit 10.1 to the Company’s Quarterly Report on Form 10-Q for the fiscal quarter ended September 30, 2020 (Management Compensatory Plan) | |||||
Automatic Data Processing, Inc. Change in Control Severance Plan for Corporate Officers, as amended - incorporated by reference to Exhibit 10.8 to the Company’s Annual Report on Form 10-K for the fiscal year ended June 30, 2014 (Management Compensatory Plan) | |||||
Automatic Data Processing, Inc. Amended and Restated Employees’ Savings-Stock Purchase Plan, effective as of November 9, 2022 - incorporated by reference to Exhibit 10.8 to the Company’s Annual Report on Form 10-K for the fiscal year ended June 30, 2023 (Management Compensatory Plan) | |||||
Automatic Data Processing, Inc. Executive Retirement Plan - incorporated by reference to Exhibit 10.1 to the Company’s Quarterly Report on Form 10-Q for the fiscal quarter ended March 31, 2015 (Management Compensatory Plan) | |||||
Automatic Data Processing, Inc. Retirement and Savings Restoration Plan (Amended and Restated as of February 3, 2020) - incorporated by reference to Exhibit 10.2 to the Company’s Quarterly Report on Form 10-Q for the fiscal quarter ended September 30, 2020 (Management Compensatory Plan) | |||||
Automatic Data Processing, Inc. Corporate Officer Severance Plan - incorporated by reference to Exhibit 10.3 to the Company’s Quarterly Report on Form 10-Q for the fiscal quarter ended March 31, 2015 (Management Compensatory Plan) | |||||
Automatic Data Processing, Inc. Change in Control Severance Plan for Corporate Officers (as amended) (Management Compensatory Plan) - incorporated by reference to Exhibit 10.4 to the Company’s Current Report on Form 8-K dated November 6, 2018 and filed on November 13, 2018 (Management Compensatory Plan) | |||||
Automatic Data Processing, Inc. Amended and Restated 2008 Omnibus Award Plan (as amended and restated as of April 11, 2018, the "2008 Omnibus Award Plan") - incorporated by reference to Exhibit 10.1 to the Company’s Quarterly Report on Form 10-Q for the fiscal quarter ended March 31, 2018 (Management Compensatory Plan) | |||||
Amended French Sub Plan under the 2008 Omnibus Award Plan effective as of April 6, 2016 (Management Compensatory Plan) - incorporated by reference to Exhibit 10.22 to the Company’s Annual Report on Form 10-K for the fiscal year ended June 30, 2016 (Management Compensatory Plan) | |||||
Form of Deferred Stock Unit Award Agreement under the 2008 Omnibus Award Plan - incorporated by reference to Exhibit 10.33 to the Company’s Annual Report on Form 10-K for the fiscal year ended June 30, 2012 (Management Compensatory Plan) | |||||
Form of Stock Option Grant Agreement under the 2008 Omnibus Award Plan (Form for Corporate Officers) - incorporated by reference to Exhibit 10.34 to the Company’s Annual Report on Form 10-K for the fiscal year ended June 30, 2016 (Management Compensatory Plan) | |||||
Form of Stock Option Grant Agreement under the 2008 Omnibus Award Plan for grants beginning September 1, 2017 (Management Compensatory Plan) - incorporated by reference to Exhibit 10.34 to the Company’s Annual Report on Form 10-K for the fiscal year ended June 30, 2017 (Management Compensatory Plan) | |||||
Automatic Data Processing, Inc. 2018 Omnibus Award Plan, as amended and restated as of December 1, 2023 (the "2018 Omnibus Award Plan") - incorporated by reference to Exhibit 10.1 to the Company’s Quarterly Report on Form 10-Q for the fiscal quarter ended December 31, 2023 (Management Compensatory Plan) | |||||
French Sub Plan under the 2018 Omnibus Award Plan (Adopted January 15, 2019) (Management Compensatory Plan) - incorporated by reference to Exhibit 10.1 to the Company’s Quarterly Report on Form 10-Q for the fiscal quarter ended December 31, 2018 (Management Compensatory Plan) | |||||
Form of Stock Option Grant Agreement under the 2018 Omnibus Award Plan (Management Compensatory Plan) - incorporated by reference to Exhibit 10.1 to the Company’s Current Report on Form 8-K dated November 6, 2018 and filed on November 13, 2018 (Management Compensatory Plan) | |||||
Form of Stock Option Grant Agreement under the 2018 Omnibus Award Plan for grants beginning September 1, 2021 - incorporated by reference to Exhibit 10.31 to the Company’s Annual Report on Form 10-K for the fiscal year ended June 30, 2021 (Management Compensatory Plan) | |||||
Form of Restricted Stock Unit Award Agreement under the 2018 Omnibus Award Plan for grants beginning September 1, 2023 - incorporated by reference to Exhibit 10.31 to the Company’s Annual Report on Form 10-K for the fiscal year ended June 30, 2023 (Management Compensatory Plan) | |||||
Form of Performance Stock Unit Award Agreement under the 2018 Omnibus Award Plan for grants beginning September 1, 2023 - incorporated by reference to Exhibit 10.32 to the Company’s Annual Report on Form 10-K for the fiscal year ended June 30, 2023 (Management Compensatory Plan) | |||||
Form of Restricted Stock Unit Award Agreement under the 2018 Omnibus Award Plan (three-year vesting schedule) - incorporated by reference to Exhibit 10.2 to the Company’s Quarterly Report on Form 10-Q for the fiscal quarter ended December 31, 2023 (Management Compensatory Plan) | |||||
Form of Restricted Stock Unit Award Agreement under the 2018 Omnibus Award Plan (non-three-year vesting schedule) - incorporated by reference to Exhibit 10.3 to the Company’s Quarterly Report on Form 10-Q for the fiscal quarter ended December 31, 2023 (Management Compensatory Plan) | |||||
Form of Performance Stock Unit Award Agreement under the 2018 Omnibus Award Plan - incorporated by reference to Exhibit 10.4 to the Company’s Quarterly Report on Form 10-Q for the fiscal quarter ended December 31, 2023 (Management Compensatory Plan) | |||||
| Form of Restricted Stock Unit Award Agreement under the 2018 Omnibus Award Plan (award-specific vesting terms) (Management Compensatory Plan) | |||||
| ADP Insider Trading Policy, effective August 5, 2026 | |||||
| Subsidiaries of the Company | |||||
| Consent of Independent Registered Public Accounting Firm | |||||
| Certification by Maria Black pursuant to Rule 13a-14(a) of the Securities Exchange Act of 1934 | |||||
| Certification by Peter Hadley pursuant to Rule 13a-14(a) of the Securities Exchange Act of 1934 | |||||
| Certification by Maria Black pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 | |||||
| Certification by Peter Hadley pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 | |||||
Automatic Data Processing, Inc. Clawback Policy - incorporated by reference to Exhibit 97.1 to the Company’s Annual Report on Form 10-K for the fiscal year ended June 30, 2024 | |||||
| 101.INS | Instance Document - the instance document does not appear in the Interactive Data File because its XBRL tags are embedded within the Inline XBRL document | ||||
| 101.SCH | Inline XBRL Taxonomy Extension Schema | ||||
| 101.CAL | Inline XBRL Taxonomy Extension Calculation Linkbase | ||||
| 101.LAB | Inline XBRL Taxonomy Label Linkbase | ||||
| 101.PRE | Inline XBRL Taxonomy Extension Presentation Linkbase | ||||
| 101.DEF | Inline XBRL Taxonomy Extension Definition Document | ||||
| 104 | Cover Page Interactive Data File - the cover page interactive data file does not appear in the Interactive Data File because its XBRL tags are embedded within the Inline XBRL document | ||||
| Column A | Column B | Column C | Column D | Column E | |||||||||||||||||||||||||||||||
| Additions | |||||||||||||||||||||||||||||||||||
| (1) | (2) | ||||||||||||||||||||||||||||||||||
| Balance at beginning of year | Charged to costs and expenses | Charged to other accounts (A) | Deductions | Balance at end of year | |||||||||||||||||||||||||||||||
| Year ended June 30, 2026: | |||||||||||||||||||||||||||||||||||
| Allowance for doubtful accounts: | |||||||||||||||||||||||||||||||||||
| Current | $ | 47,100 | $ | 35,717 | $ | (201) | $ | (38,088) | (B) | $ | 44,528 | ||||||||||||||||||||||||
| Long-term | $ | 113 | $ | 65 | $ | — | $ | (107) | (B) | $ | 71 | ||||||||||||||||||||||||
| Deferred tax valuation allowance | $ | 23,764 | $ | 586 | $ | 665 | $ | (949) | $ | 24,066 | |||||||||||||||||||||||||
| Year ended June 30, 2025: | |||||||||||||||||||||||||||||||||||
| Allowance for doubtful accounts: | |||||||||||||||||||||||||||||||||||
| Current | $ | 52,223 | $ | 24,277 | $ | 316 | $ | (29,716) | (B) | $ | 47,100 | ||||||||||||||||||||||||
| Long-term | $ | 113 | $ | — | $ | — | $ | — | (B) | $ | 113 | ||||||||||||||||||||||||
| Deferred tax valuation allowance | $ | 11,119 | $ | 809 | $ | 12,817 | $ | (981) | $ | 23,764 | |||||||||||||||||||||||||
| Year ended June 30, 2024: | |||||||||||||||||||||||||||||||||||
| Allowance for doubtful accounts: | |||||||||||||||||||||||||||||||||||
| Current | $ | 53,080 | $ | 34,642 | $ | 39 | $ | (35,538) | (B) | $ | 52,223 | ||||||||||||||||||||||||
| Long-term | $ | 113 | $ | — | $ | — | $ | — | (B) | $ | 113 | ||||||||||||||||||||||||
| Deferred tax valuation allowance | $ | 18,600 | $ | 228 | $ | 1,216 | $ | (8,925) | $ | 11,119 | |||||||||||||||||||||||||
| AUTOMATIC DATA PROCESSING, INC. | |||||||||||
| (Registrant) | |||||||||||
| August 5, 2026 | By | /s/ Maria Black | |||||||||
| Maria Black | |||||||||||
| President and Chief Executive Officer | |||||||||||
| Signature | Title | Date | ||||||||||||
| /s/ Maria Black | President and Chief Executive | August 5, 2026 | ||||||||||||
| (Maria Black) | Officer, Director | |||||||||||||
| (Principal Executive Officer) | ||||||||||||||
| /s/ Peter Hadley | Chief Financial Officer | August 5, 2026 | ||||||||||||
| (Peter Hadley) | (Principal Financial Officer) | |||||||||||||
| /s/ Jonathan Lehberger | Corporate Controller | August 5, 2026 | ||||||||||||
| (Jonathan Lehberger) | (Principal Accounting Officer) | |||||||||||||
| /s/ Peter Bisson | Director | August 5, 2026 | ||||||||||||
| (Peter Bisson) | ||||||||||||||
| /s/ David V. Goeckeler | Director | August 5, 2026 | ||||||||||||
| (David V. Goeckeler) | ||||||||||||||
| /s/ Linnie M. Haynesworth | Director | August 5, 2026 | ||||||||||||
| (Linnie M. Haynesworth) | ||||||||||||||
| /s/ Francine S. Katsoudas | Director | August 5, 2026 | ||||||||||||
| (Francine S. Katsoudas) | ||||||||||||||
| /s/ Nazzic S. Keene | Director | August 5, 2026 | ||||||||||||
| (Nazzic S. Keene) | ||||||||||||||
| /s/ Karen S. Lynch | Director | August 5, 2026 | ||||||||||||
| (Karen S. Lynch) | ||||||||||||||
| /s/ Thomas J. Lynch | Director | August 5, 2026 | ||||||||||||
| (Thomas J. Lynch) | ||||||||||||||
| /s/ Scott F. Powers | Director | August 5, 2026 | ||||||||||||
| (Scott F. Powers) | ||||||||||||||
| /s/ Carlos A. Rodriguez | Director | August 5, 2026 | ||||||||||||
| (Carlos A. Rodriguez) | ||||||||||||||
| /s/ Robert H. Swan | Director | August 5, 2026 | ||||||||||||
| (Robert H. Swan) | ||||||||||||||
| /s/ Sandra S. Wijnberg | Director | August 5, 2026 | ||||||||||||
| (Sandra S. Wijnberg) | ||||||||||||||
Jurisdiction of | |||||||||||
Name of Subsidiary | Incorporation | ||||||||||
ADP Atlantic, LLC | Delaware | ||||||||||
ADP Benefit Services KY, Inc. ADP Brasil Ltda | Kentucky Brazil | ||||||||||
ADP Broker-Dealer, Inc. | New Jersey | ||||||||||
ADP Canada Co. | Canada | ||||||||||
ADP Client Trust | Delaware | ||||||||||
ADP Employer Services GmbH | Germany | ||||||||||
ADP Europe SAS | France | ||||||||||
ADP France SAS | France | ||||||||||
ADP GlobalView B.V. | Netherlands | ||||||||||
ADP GSI France SAS | France | ||||||||||
ADP Holding B.V. | Netherlands | ||||||||||
ADP, Inc. | Delaware | ||||||||||
ADP Indemnity II, Inc. | Vermont | ||||||||||
ADP International Services B.V. | Netherlands | ||||||||||
ADP Netherlands Services B.V. | Netherlands | ||||||||||
ADP of Roseland, Inc. | Delaware | ||||||||||
ADP Pacific, Inc. | Delaware | ||||||||||
ADP Private Limited | India | ||||||||||
ADP Retirement Trust Services, LLC | New Hampshire | ||||||||||
ADP RPO, LLC | Delaware | ||||||||||
ADP Strategic Plan Services, LLC | Delaware | ||||||||||
ADP Tax Services, Inc. | Delaware | ||||||||||
ADP Technology Services, Inc. | Delaware | ||||||||||
ADP TotalSource, Inc. | Florida | ||||||||||
ADP TotalSource I, Inc. | Florida | ||||||||||
ADP TotalSource CO XXI, Inc. | Colorado | ||||||||||
ADP TotalSource CO XXII, Inc. | Colorado | ||||||||||
ADP TotalSource of CO XXIII, Inc. | Colorado | ||||||||||
ADP TotalSource DE IV, Inc. | Delaware | ||||||||||
ADP TotalSource FL XVI, Inc. | Florida | ||||||||||
ADP TotalSource FL XVII, Inc. | Florida | ||||||||||
ADP TotalSource FL XVIII, Inc. | Florida | ||||||||||
ADP TotalSource FL XIX, Inc. | Florida | ||||||||||
ADP TotalSource FL XXIX, Inc. | Florida | ||||||||||
ADP TotalSource Group, Inc. | Florida | ||||||||||
ADP TotalSource MI XXX, Inc. | Michigan | ||||||||||
ADP TotalSource NH XXVIII, Inc. | New Hampshire | ||||||||||
ADP TotalSource Services, Inc. | Florida | ||||||||||
ADP Traditional Incorporated Cell | Vermont | ||||||||||
ADP Trust Company, N.A. | Office of the Comptroller of the Currency | ||||||||||
Automatic Data Processing Insurance Agency, Inc. | New Jersey | ||||||||||
Automatic Data Processing Limited | Australia | ||||||||||
Automatic Data Processing Limited | United Kingdom | ||||||||||
| Bluefield Incorporated Cell | Vermont | ||||||||||
Global Cash Card, Inc. | Nevada | ||||||||||
MasterTax, LLC | Arizona | ||||||||||
| WorkForce Software, LLC | Delaware | ||||||||||
Work Market, Inc. | Delaware | ||||||||||
Date: | August 5, 2026 | /s/ Maria Black | ||||||
| Maria Black | ||||||||
| President and Chief Executive Officer | ||||||||
Date: | August 5, 2026 | /s/ Peter Hadley | ||||||
Peter Hadley | ||||||||
Chief Financial Officer | ||||||||
Date: | August 5, 2026 | /s/ Maria Black | ||||||
| Maria Black | ||||||||
| President and Chief Executive Officer | ||||||||
Date: | August 5, 2026 | /s/ Peter Hadley | ||||||
Peter Hadley | ||||||||
| Chief Financial Officer | ||||||||