[Code of Federal Regulations] [Title 19, Volume 1] [Revised as of April 1, 2005] From the U.S. Government Printing Office via GPO Access [CITE: 19CFR101.0] [Page 425] TITLE 19--CUSTOMS DUTIES CHAPTER I--BUREAU OF CUSTOMS AND BORDER PROTECTION, DEPARTMENT OF HOMELAND SECURITY; DEPARTMENT OF THE TREASURY PART 101_GENERAL PROVISIONS--Table of Contents Sec. 101.0 Scope. Sec. 101.0 Scope. 101.1 Definitions. 101.2 Authority of Customs officers. 101.3 Customs service ports and ports of entry. 101.4 Entry and clearance of vessels at Customs stations. 101.5 Customs preclearance offices in foreign countries. 101.6 Hours of business. 101.7 Customs seal. 101.8 Identification cards. 101.9 Test programs or procedures; alternate requirements. Authority: 5 U.S.C. 301; 19 U.S.C. 2, 66, 1202 (General Note 3(i), Harmonized Tariff Schedule of the United States), 1623, 1624, 1646a. Section 101.3 and 101.4 also issued under 19 U.S.C. 1 and 58b; Section 101.5 also issued under 19 U.S.C. 1629; Section 101.9 also issued under 19 U.S.C. 1411-1414. Source: T.D. 77-241, 42 FR 54937, Oct. 12, 1977, unless otherwise noted. This part sets forth general regulations governing the authority of Customs officers, and the location of Customs ports of entry, service ports and Customs stations. It further sets forth regulations concerning the entry and clearance of vessels at Customs stations and a listing of Customs preclearance offices in foreign countries. In addition, this part contains provisions concerning the hours of business of Customs offices, the Customs seal, and the identification cards issued to Customs officers and employees. [T.D. 77-241, 42 FR 54937, Oct. 12, 1977, as amended by T.D. 99-27, 64 FR 13675, Mar. 22, 1999]