{"data":{"id":"us/49-cfr-176.57","jurisdiction":"us","citation":"49 CFR 176.57","heading":"Supervision of handling and stowage.","body":"(a) Hazardous materials may be handled or stowed on board a vessel only under the direction and observation of a responsible person assigned this duty.\n(b) For a vessel engaged in coastwise voyages, or on rivers, bays, sounds or lakes, including the Great Lakes when the voyage is not foreign-going, the responsible person may be an employee of the carrier and assigned this duty by the carrier, or a licensed officer attached to the vessel and assigned by the master of the vessel.\n(c) For a domestic vessel engaged in a foreign-going or intercoastal voyage, the responsible person must be an officer possessing an unexpired license issued by the USCG and assigned this duty by the master of the vessel.\n(d) For a foreign vessel, the responsible person must be an officer of the vessel assigned this duty by the master of the vessel.","path":["Title 49—Transportation","Subtitle B—Other Regulations Relating to Transportation","CHAPTER I—PIPELINE AND HAZARDOUS MATERIALS SAFETY ADMINISTRATION, DEPARTMENT OF TRANSPORTATION","SUBCHAPTER C—HAZARDOUS MATERIALS REGULATIONS","PART 176—CARRIAGE BY VESSEL","Subpart C—General Handling and Stowage"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-49.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:34Z","sha256":"e9576647388dd5b1152e3f2a6c86363f7407f33b2644ce0b3cb4665322ada636","source_id":"us-cfr","stale":true,"prev":"us/49-cfr-176.54","next":"us/49-cfr-176.58"},"notice":"GroundRules: Original legal text. Not legal advice."}