Should I submit a contract if the service has already taken place? In general, no. If the service has taken place, for a payment to be issued, the department will need to: Create a confirming requisition Attach the invoice Submit a memo explaining why an agreement wasn’t in place prior to the service Updated on August 26, 2020 Tagged: confirming orderContract Review Services Was this article helpful? Yes No Need Support?Can't find the answer you're looking for?Contact Support