(a) The GSA Transportation Audits Division role is to perform the oversight responsibility of transportation prepayment and postpayment granted to the Administrator. The GSA Transportation Audits Division will—

(1) Examine and analyze transportation documents and payments to discover their validity, relevance and conformity with tariffs, quotations, contracts, agreements, or tenders and make adjustments to protect the interest of an agency;

(2) Examine, adjudicate, and settle transportation claims by and against the agency;

(3) Collect from TSPs by refund, setoff, offset, or other means, the amounts determined to be due the agency;

(4) Adjust, terminate, or suspend debts due on TSP overcharges;

(5) Prepare reports to the Attorney General of the United States with recommendations about the legal and technical bases available for use in prosecuting or defending suits by or against an agency and provide technical, fiscal, and factual data from relevant records;

(6) Provide transportation specialists and lawyers to serve as expert witnesses; assist in pretrial conferences; draft pleadings, orders, and briefs; and participate as requested in connection with transportation suits by or against an agency;

(7) Review agency policies, programs, and procedures to determine their adequacy and effectiveness in the audit of freight or passenger transportation payments, and review related fiscal and transportation practices;

(8) Furnish information on rates, fares, routes, and related technical data upon request;

(9) Inform an agency of irregular shipping routing practices, inadequate commodity descriptions, excessive transportation cost authorizations, and unsound principles employed in traffic and transportation management; and

(10) Confer with individual TSPs or related groups and associations presenting specific modes of transportation to resolve mutual problems concerning technical and accounting matters, and providing information on requirements.

(b) The Administrator of General Services may provide transportation audit and related technical assistance services, on a reimbursable basis, to any other agency. Such reimbursements may be credited to the appropriate revolving fund or appropriation from which the expenses were incurred (31 U.S.C. 3726(j)).