Code of Federal Regulations (Last Updated: July 5, 2024) |
Title 30 - Mineral Resources |
Chapter I - Mine Safety and Health Administration, Department of Labor |
SubChapter B - Testing, Evaluation, and Approval of Mining Products |
Part 29 - PORTABLE COAL DUST/ROCK DUST ANALYZERS, AND CONTINUOUS DUTY, WARNING LIGHT, PORTABLE METHANE DETECTORS FOR USE IN COAL MINES |
Subpart E - Quality Control |
§ 29.40 - Quality control plans; filing requirements. |
§ 29.41 - Quality control plans; contents. |
§ 29.42 - Proposed quality control plans; approval by MSHA. |
§ 29.43 - Quality control records; review by MSHA; revocation of approval. |