{"data":{"id":"us-co/c.r.s.-34-22-108","jurisdiction":"us-co","citation":"C.R.S. § 34-22-108","heading":"Expiration of certificates.","body":"Any certificate of competency issued pursuant to the provisions of this article shall become null and void if the certificate holder fails to be actively employed in the coal mining industry for a period of five years. This section shall not apply to federal coal mine inspectors.","path":["Title 34 - MINERAL RESOURCES","Article 22 - Coal Mine Board of Examiners"],"source_url":"https://olls.info/crs/crs2026-title-34.htm","current_through":"Colorado Revised Statutes 2026","vintage":"","retrieved_at":"2026-09-14T18:37:45Z","sha256":"af4cb0e1fff91232b801dda20c3e30f4b68f1533f37b75d4bcef444589d12204","source_id":"us-co","stale":false,"prev":"us-co/c.r.s.-34-22-107","next":"us-co/c.r.s.-34-22-109"},"notice":"GroundRules: Original legal text. Not legal advice."}