[Code of Federal Regulations] [Title 33, Volume 1] [Revised as of July 1, 2005] From the U.S. Government Printing Office via GPO Access [CITE: 33CFR80.150] [Page 191] TITLE 33--NAVIGATION AND NAVIGABLE WATERS CHAPTER I--COAST GUARD, DEPARTMENT OF HOMELAND SECURITY PART 80_COLREGS DEMARCATION LINES--Table of Contents Sec. 80.150 Block Island, RI. The 72 COLREGS shall apply on the harbors of Block Island.