{"data":{"id":"us/33-cfr-143.201","jurisdiction":"us","citation":"33 CFR 143.201","heading":"Existing MODUs exempted from new design requirements.","body":"Any mobile offshore drilling unit built before, under construction on, or contracted for prior to April 5, 1982 is not required to meet the design requirements of this subpart until the unit is rebuilt. Until rebuilt, the unit must continue to comply with the design requirements applicable to the unit on April 4, 1982.","path":["Title 33—Navigation and Navigable Waters","CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY","SUBCHAPTER N—OUTER CONTINENTAL SHELF ACTIVITIES","PART 143—DESIGN AND EQUIPMENT","Subpart C—Mobile Offshore Drilling Units"],"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":"ac1bc537ec4c4a82bbc9c63d1db0df3e5780f05367a7aca18a95013e0eda6955","source_id":"us-cfr","stale":true,"prev":"us/33-cfr-143.200","next":"us/33-cfr-143.205"},"notice":"GroundRules: Original legal text. Not legal advice."}