Part 50 — Notification, Investigation, Reports and Records of Accidents, Injuries, Illnesses, Employment, and Coal Production in Mines
- Subpt. A General §§50.1 to 50.2
- Subpt. B Notification, Investigation, Preservation of Evidence §§50.10 to 50.12
- Subpt. C Reporting of Accidents, Injuries, and Illnesses §§50.20 to 50.20-7
- Subpt. D Quarterly Employment and Coal Production Report §§50.30 to 50.30-1
- Subpt. E Maintenance of Records; Verification of Information §§50.40 to 50.41