A proper invoice must have the following:

  • Invoice date
  • Name and address of the vendor
  • Invoice number, account number and/or any other identifying number agreed to by contract
  • Contract number or other authorization for delivery
  • Description, price and quantity
  • Shipping, payment, and discount terms
  • Taxpayer Identifying Number (TIN), unless agency procedures provide otherwise
  • Contact name (where practicable) of person to be notified in event of a defective invoice
  • Banking information, unless agency procedures provide otherwise, or except in situations where the EFT requirement is waived under 31 CFR 208.4
  • Other substantiating documentation or information required by the contract


Page updated February 06, 2015