{"data":{"id":"us/30-cfr-57.22101","jurisdiction":"us","citation":"30 CFR 57.22101","heading":"Smoking (I-A, II-A, III, and V-A mines).","body":"Persons shall not smoke or carry smoking materials, matches, or lighters underground. The operator shall institute a reasonable program to assure that persons entering the mine do not carry such items.","path":["Title 30—Mineral Resources","CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","PART 57—SAFETY AND HEALTH STANDARDS—UNDERGROUND METAL AND NONMETAL MINES","Subpart T—Safety Standards for Methane in Metal and Nonmetal Mines"],"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":"7e63b43bd854d0012b7f82aa7d465b03c00c93ca3e24c1983278ea830b34816c","source_id":"us-cfr","stale":true,"prev":"us/30-cfr-57.22005","next":"us/30-cfr-57.22102"},"notice":"GroundRules: Original legal text. Not legal advice."}