Accounts Payable

Vendor Registration

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​    1. Complete a W-9 form

    2. Submit to Accounts Payable via mail, email, or fax

    3. Allow at least 48 hours for processing ​​

    4. Create an eSupplier account online OR complete the Vendor Registration form

^{The eSupplier account is used to maintain your profile (address, banking information, contacts) and see historical data (invoices, payments, purchase orders).  A Vendor Registration form is ONLY required if you will not be using an eSupplier account.  The form may be emailed or faxed to Accounts Payable.}

    5. Sign up for electronic payments

^{For your protection, all electronic payment requests are carefully vetted;  Paper checks are sent until the confirmation process is complete.} 

​ ​​​​Other Forms

    Certain foreign entities may be required to submit a W-8BEN.  Consult the IRS website for details and applicability.

    Michigan sales tax exempt entities must complete and submit form 3372, Certificate of Exemption.