{"data":{"id":"us/33-cfr-161.4","jurisdiction":"us","citation":"33 CFR 161.4","heading":"Requirement to carry the rules.","body":"Each VTS User shall carry on board and maintain for ready reference a copy of these rules.\nNote 1 to § 161.4:\nThese rules are contained in the applicable U.S. Coast Pilot, the VTS User's Manual which may be obtained by contacting the appropriate VTS or downloaded from the Coast Guard Navigation Center website (https://www.navcen.uscg.gov).","path":["Title 33—Navigation and Navigable Waters","CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY","SUBCHAPTER P—PORTS AND WATERWAYS SAFETY","PART 161—VESSEL TRAFFIC MANAGEMENT","Subpart A—Vessel Traffic Services"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-33.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:25:35Z","sha256":"9700bf914c066fee75ef383f4f7bc2cce01b4f225258e31254d87ab61188b802","source_id":"us-cfr","stale":true,"prev":"us/33-cfr-161.3","next":"us/33-cfr-161.5"},"notice":"GroundRules: Original legal text. Not legal advice."}