[Code of Federal Regulations] [Title 23, Volume 1] [Revised as of April 1, 2002] From the U.S. Government Printing Office via GPO Access [CITE: 23CFR190.7] [Page 27] TITLE 23--HIGHWAYS CHAPTER I--FEDERAL HIGHWAY ADMINISTRATION, DEPARTMENT OF TRANSPORTATION PART 190--INCENTIVE PAYMENTS FOR CONTROLLING OUTDOOR ADVERTISING ON THE INTERSTATE SYSTEM--Table of Contents Sec. 190.7 Processing of claims. Audited and approved PR-20 vouchers with form FHWA-1175 shall be forwarded to the regional office for submission to the Finance Division, Washington Headquarters, for payment. The associated strip maps shall be retained with the division office copies of the PR-20 vouchers.