{"data":{"id":"us/30-cfr-250.503","jurisdiction":"us","citation":"30 CFR 250.503","heading":"Emergency shutdown system.","body":"When well-completion operations are conducted on a platform where there are other hydrocarbon-producing wells or other hydrocarbon flow, an emergency shutdown system (ESD) manually controlled station shall be installed near the driller's console or well-servicing unit operator's work station.","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 E—Oil and Gas Well-Completion Operations"],"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":"0fdb81029a01f6227b3f439cc6f5833ba2accac910c80a03be263029c5eb18fd","source_id":"us-cfr","stale":true,"prev":"us/30-cfr-250.502","next":"us/30-cfr-250.504"},"notice":"GroundRules: Original legal text. Not legal advice."}