41 C.F.R. § 102-118.155 How does my agency handle supplemental billings from the TSP after payment of the original bill?
Title 41 - Public Contracts and Property Management
Your agency must process, review, and verify supplemental billings using the same procedures as on an original billing. If the TSP disputes the findings, your agency must attempt to resolve the disputed amount.
Title 41: Public Contracts and Property Management
PART 102–118—TRANSPORTATION PAYMENT AND AUDIT
Subpart B—Ordering and Paying for Transportation and Transportation Services
§ 102-118.155 How does my agency handle supplemental billings from the TSP after payment of the original bill?
