33 C.F.R. § 80.738 Puerto Rico and Virgin Islands.
Title 33 - Navigation and Navigable Waters
(a) Except inside lines specifically described in this section, the 72 COLREGS shall apply on all other bays, harbors and lagoons of Puerto Rico and the U.S. Virgin Islands. (b) A line drawn from Puerto San Juan Light to Cabras Light across the entrance of San Juan Harbor.
Title 33: Navigation and Navigable Waters
PART 80—COLREGS DEMARCATION LINES
seventh district
§ 80.738 Puerto Rico and Virgin Islands.

