{"data":{"id":"us/30-cfr-75.1711-3","jurisdiction":"us","citation":"30 CFR 75.1711-3","heading":"-3 Openings of active mines.","body":"The openings of all mines not declared by the operator, to be inactive, permanently closed, or abandoned for less than 90 days shall be adequately fenced or posted with conspicuous signs prohibiting the entrance of unauthorized persons.","path":["Title 30—Mineral Resources","CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","SUBCHAPTER O—COAL MINE SAFETY AND HEALTH","PART 75—MANDATORY SAFETY STANDARDS—UNDERGROUND COAL MINES","Subpart R—Miscellaneous"],"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":"91e9a7155e71157b60476130873f8994e047c281862472ba1b42feb0c2220eff","source_id":"us-cfr","stale":true,"prev":"us/30-cfr-75.1711-2","next":"us/30-cfr-75.1712"},"notice":"GroundRules: Original legal text. Not legal advice."}