Company: PAYX
Filing Date: 2025-03-31
Form Type: S-3ASR
Source: 0001193125-25-067979
Chunk: 8

Company: PAYCHEX INC
Filing Date: 2025-03-31
Form: S-3ASR
Chunk 8
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 These debt securities, as well as other debt securities that are not issued at a discount,
may, for U.S. federal income tax purposes, be treated as if they were issued with “original issue discount,” because of interest payment and other characteristics. Special U.S. federal income tax considerations applicable to debt
securities issued with original issue discount will be described in more detail in any applicable prospectus supplement.

7

Provisions of the Indenture The applicable prospectus supplement for a series of debt securities that we issue will describe, among other things, the following terms of the offered debt securities:

| • |     | the title; |

| • |     | any limit on the aggregate principal amount of debt securities of such series; |

| • |     | whether initially issued in the form of one or more global securities and whether all or a portion of the 
 principal amount of the debt securities is represented thereby;                                           |

| • |     | the price or prices (including denomination) at which the debt securities will be issued; |

| • |     | the date or dates on which principal and premium, if any, is payable and the method of determination thereof; |

| • |     | the place or places where and the manner in which principal, premium or interest will be payable and the place or 
 places where the debt securities may be presented for transfer and, if applicable, conversion or exchange;        |

| • |     | interest rates, and the dates from which interest, if any, will accrue, and the dates when interest is payable 
 and the record date, if any;                                                                                   |

| • |     | the right, if any, to extend the interest payment periods and the duration of the extensions; |

| • |     | our rights or obligations to redeem or purchase the debt securities, including sinking fund or partial redemption                                                                                                     
 payments and the period or periods within which, the price or prices at which and the other terms and conditions upon which the debt securities shall be redeemed or purchased pursuant to our rights or obligations; |

| • |     | conversion or exchange provisions, if any, including conversion or exchange prices or rates and adjustments 
 thereto;                                                                                                    |

| • |     | the currency or currencies of payment of principal, premium, if any, or interest; |

| • |     | the terms applicable to any debt securities issued at a discount from their stated principal amount; |

| • |     | the terms, if any, pursuant to which any debt securities will