Based on that guidance, fast pay is currently subject to a limitation of $25,000 per invoice and the following  (1) geographical separation and lack of communication facilities make it impractical to make timely payments based on evidence of acceptance, (2) suppliers who will be paid under the procedure have agreed to repair, correct, or replace goods or services not conforming to requirements, and (3) and it is limited to suppliers who have had and continue to have a good ongoing business relationship with the agency.