{"data":{"id":"us/30-cfr-18.14","jurisdiction":"us","citation":"30 CFR 18.14","heading":"Identification of tested noncertified explosion-proof enclosures.","body":"An enclosure that meets all applicable requirements of this part, but has not been certified by MSHA, shall be identified by a permanent marking on it in a conspicuous location. The design of such marking shall consist of capital letters USMSHA not less than 1/4 inch in height, enclosed in a circle not less than 1 inch in diameter.","path":["Title 30—Mineral Resources","CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","SUBCHAPTER B—TESTING, EVALUATION, AND APPROVAL OF MINING PRODUCTS","PART 18—ELECTRIC MOTOR-DRIVEN MINE EQUIPMENT AND ACCESSORIES","Subpart A—General Provisions"],"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":"af3dbec7c98e7bd6a372c5070978449fb7cd1edefa62db029a6aa17e6b2b8475","source_id":"us-cfr","stale":true,"prev":"us/30-cfr-18.13","next":"us/30-cfr-18.15"},"notice":"GroundRules: Original legal text. Not legal advice."}