{"data":{"id":"us/30-cfr-250.741","jurisdiction":"us","citation":"30 CFR 250.741","heading":"How long must I keep records?","body":"You must keep records for the time periods shown in the following table.\nYou must keep records relating to . . . Until . . .\n(a) Drilling; 90 days after you complete operations.\n(b) Casing and liner pressure tests, diverter tests, BOP tests, and real-time monitoring data; 2 years after the completion of operations.\n(c) Completion of a well or of any workover activity that materially alters the completion configuration or affects a hydrocarbon-bearing zone. You permanently plug and abandon the well or until you assign the lease and forward the records to the assignee.","path":["Title 30—Mineral Resources","CHAPTER II—BUREAU OF SAFETY AND ENVIRONMENTAL ENFORCEMENT, DEPARTMENT OF THE INTERIOR","SUBCHAPTER B—OFFSHORE","PART 250—OIL AND GAS AND SULPHUR OPERATIONS IN THE OUTER CONTINENTAL SHELF","Subpart G—Well Operations and Equipment"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-30.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:25:24Z","sha256":"a47d42437618712bf720446ee6e4be7df0b33350849047f97ad73734adea613d","source_id":"us-cfr","stale":true,"prev":"us/30-cfr-250.740","next":"us/30-cfr-250.742"},"notice":"GroundRules: Original legal text. Not legal advice."}