{"data":{"id":"us/46-cfr-160.055-23","jurisdiction":"us","citation":"46 CFR 160.055-23","heading":"-23 Procedure for approval of design or material change.","body":"(a) The manufacturer must submit any proposed changes in design, material, or construction to typeapproval@uscg.mil for approval before changing life preserver production methods.\n(b) Only the Commandant or a designated representative may make determinations of equivalence of design, construction, and materials.","path":["Title 46—Shipping","CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY","SUBCHAPTER Q—EQUIPMENT, CONSTRUCTION, AND MATERIALS: SPECIFICATIONS AND APPROVAL","PART 160—LIFESAVING EQUIPMENT","Subpart 160.055—Life Preservers, Unicellular Plastic Foam, Adult and Child, for Merchant Vessels"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-46.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:22Z","sha256":"b79dc376cd97acc690dbafa4f966a56f43ce6313d5434b2aa948b906fb4fb8ea","source_id":"us-cfr","stale":true,"prev":"us/46-cfr-160.055-20-160.055-22","next":"us/46-cfr-160.055-24"},"notice":"GroundRules: Original legal text. Not legal advice."}