[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: 19CFR145.21] [Page 85] TITLE 19--CUSTOMS DUTIES CHAPTER I--BUREAU OF CUSTOMS AND BORDER PROTECTION, DEPARTMENT OF HOMELAND SECURITY; DEPARTMENT OF THE TREASURY (CONTINUED) PART 145_MAIL IMPORTATIONS--Table of Contents Subpart C_Administrative Review of Mail Entries Sec. 145.21 Administrative review. Requests for adjustment of the amount of duty assessed under mail entries shall be handled as requests for administrative review in accordance with this subpart.