{"data":{"id":"us/30-cfr-74.1","jurisdiction":"us","citation":"30 CFR 74.1","heading":"Purpose.","body":"The regulations in this part set forth the requirements for approval of coal mine dust sampling devices for determining the concentrations of respirable dust in coal mine atmospheres; procedures for applying for such approval; test procedures; and labeling.","path":["Title 30—Mineral Resources","CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","SUBCHAPTER O—COAL MINE SAFETY AND HEALTH","PART 74—COAL MINE DUST SAMPLING DEVICES","Subpart A—General"],"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":"bd4ce83cd81f992f198f5f74c817dbc993741b3538a4e76f141f062fd7a6e815","source_id":"us-cfr","stale":true,"prev":"us/30-cfr-72.800","next":"us/30-cfr-74.2"},"notice":"GroundRules: Original legal text. Not legal advice."}