{"data":{"id":"us/33-cfr-89.18","jurisdiction":"us","citation":"33 CFR 89.18","heading":"Record of certification of vessels of special construction or purpose.","body":"(a) Copies of Certificates of Alternative Compliance and documentation concerning Coast Guard vessels are available for inspection at the offices of the Marine Transportation Systems Directorate, U.S. Coast Guard Headquarters (CG-5PW), Stop 7509, 2703 Martin Luther King Avenue SE., Washington, DC 20593-7509.\n(b) The owner or operator of a vessel issued a Certificate shall ensure that the vessel does not operate unless the Certificate of Alternative Compliance or a certified copy of that Certificate is on board the vessel and available for inspection by Coast Guard personnel.","path":["Title 33—Navigation and Navigable Waters","CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY","SUBCHAPTER E—INLAND NAVIGATION RULES","PART 89—INLAND NAVIGATION RULES: IMPLEMENTING RULES","Subpart A—Certificate of Alternative Compliance"],"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":"36bf81c21a0fdeda91970cc819e164485662024db4598448247cc03abb176d66","source_id":"us-cfr","stale":true,"prev":"us/33-cfr-89.17","next":"us/33-cfr-89.21"},"notice":"GroundRules: Original legal text. Not legal advice."}