Purchase Order Invoices: Approval and Rules


Include the following on approved invoices:

  • Purchase order number;
  • A legible signature of someone in the Roles Database authorized to approve invoices on the cost object charged;
  • Receipt date of the goods or services;
  • Cost object and general ledger account numbers;
  • Date invoice has been sent to Accounts Payable.

Invoice Amount

The invoice amount must equal the purchase order amount within the following tolerance:

  • 50 percent over line item value, not to exceed $100 of total order;
  • No tolerances are allowed for subawards;
  • DLCs must use a change order to change the purchase order amount.