[Code of Federal Regulations] [Title 19, Volume 2] [Revised as of April 1, 2006] From the U.S. Government Printing Office via GPO Access [CITE: 19CFR181.54] [Page 375] TITLE 19--CUSTOMS DUTIES CHAPTER I--BUREAU OF CUSTOMS AND BORDER PROTECTION, DEPARTMENT OF HOMELAND SECURITY; DEPARTMENT OF THE TREASURY (CONTINUED) PART 181_NORTH AMERICAN FREE TRADE AGREEMENT--Table of Contents Subpart E_Restrictions on Drawback and Duty-Deferral Programs Sec. 181.54 Verification of claim for drawback, waiver or reduction of duties. The allowance of a claim for drawback, waiver or reduction of duties submitted under this subpart shall be subject to such verification, including verification with the Canadian or Mexican customs administration of any documentation obtained in Canada or Mexico and submitted in connection with the claim, as Customs may deem necessary.