Prompt Payment Checklist (for Purchase Orders)

After purchased goods or services have been delivered, and your invoice meets the following requirements, your invoice will be processed and scheduled for payment per the terms specified on the purchase order. If any of these requirements are not met, or you are uncertain, please follow up with the Stanford department contact person noted on the purchase order.

An approved 8-digit number has been provided by Stanford. Invoices received by Accounts Payable against unapproved orders / requisitions will be returned to the supplier.

Stanford has current required tax forms on file for your business. If you have not submitted a W-9 Form (for U.S. business) or a W-8 BEN (for non-U.S. service providers) to Stanford in the last 2 years, it is desirable to submit a new one. Forms be may uploaded via the Supplier / Payee Request Portal. You may request to update your supplier record in order to update an address, bank account, or government forms by calling the Financial Support Center (1-650-723-2772). A link to the portal will be emailed.

Forms may also be mailed to:

Stanford University
Accounts Payable
3145 Porter Drive
Palo Alto, CA 94304
Mail Code: 8440

An itemized invoice referencing the Stanford purchase order number has been submitted by U.S. Mail. Packing lists, quotes, estimates, or monthly statements will not be accepted by Accounts Payable for payment processing.

The invoice includes a "Remit to:" address and a "Bill to:" address.

Proper sales tax has been included on the invoice. Stanford University is not a tax exempt institution. Suppliers should include sales tax as required.