Pay Invoice Verify Invoice Welcome to the Financial Services credit card payment portal! Please enter the full invoice number and original amount of the invoice below. Click the “Submit” button to proceed to the next page. Invoice Number (required): Initial Invoice Amount: Invoices paid through this site will appear on your credit card statement as UWSA Accounts Receivable Dept. Next Choose Payment Method and Amount Current Invoice Balance: $ Payment Type Electronic Check/ACH (no fee) Credit Card (2.5% non-returnable fee) Payment Amount: $ Previous Proceed to Secure Payment Gateway