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The California State University San Marcos Accounts Payable Department's primary focus is to provide excellent customer service. Processing customer payments timely and accurately is our number one priority.

If you have any concerns regarding vendor invoices or the status of payments, please contact accountspayable@csusm.edu for assistance.

Accounts Payable only accepts electronic copies of documents, please submit documents to the following email addresses as applicable:

• Campus funded invoices and inquires please email accountspayable@csusm.edu
• Foundation funded invoices/travel claims/inquiries, please email apfnd@csusm.edu
• ´ó·¢ Corporation funded invoices/travel claims/inquiries, please email apcorp@csusm.edu
• All information pertaining to Travel can now be found at csusm.edu/travel

Accounts Payable Processes:

• Cell Phone Reimbursement Guidelines
  • AT&T - Phone Bill Example
  • Verizon - Phone Bill Example
• Direct Pay
• Gift Card Guidelines and Procedures
• Hospitality

Accounts Payable Forms

• Employee Gift Card Acknowledgement Form (´ó·¢ & ´ó·¢ Corp.)
• International Wire Transfer Form for Independent Contractors
• International Wire Transfer Form for Foreign Vendors
• Lack of Itemized Receipt
• Tax Accrual Form - for purchases made through March 31, 2025
• Tax Accrual Form - for purchases made on or after April 1, 2025

Location:

Administrative Building 4600
333 S. Twin Oaks Valley Road,
San Marcos, CA 92096-0001
(760) 750-4475

Business Hours:

Monday – Friday
8:00 a.m. – 5:00 p.m.

Quick Links:

• AP Forms
• Direct Pay
• Hospitality
• Petty Cash Procedures
• ProCard
  • ProCard Manual
• Travel