{"data":{"id":"us/30-cfr-77.201-1","jurisdiction":"us","citation":"30 CFR 77.201-1","heading":"-1 Tests for methane; qualified person; use of approved device.","body":"Tests for methane in structures, enclosures, or other facilities, in which coal is handled or stored shall be conducted by a qualified person with a device approved by the Secretary at least once during each operating shift, and immediately prior to any repair work in which welding or an open flame is used, or a spark may be produced.","path":["Title 30—Mineral Resources","CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","SUBCHAPTER O—COAL MINE SAFETY AND HEALTH","PART 77—MANDATORY SAFETY STANDARDS, SURFACE COAL MINES AND SURFACE WORK AREAS OF UNDERGROUND COAL MINES","Subpart C—Surface Installations"],"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":"2b3510ffd6de72cf930a78a2d355120ba23ddd1b3455fcdc64ca0361871c0846","source_id":"us-cfr","stale":true,"prev":"us/30-cfr-77.201","next":"us/30-cfr-77.201-2"},"notice":"GroundRules: Original legal text. Not legal advice."}