30 CFR § 49.40 - Requirements for large coal mines.

---
identifier: "/us/cfr/t30/s49.40"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "30 CFR § 49.40 - Requirements for large coal mines."
title_number: 30
title_name: "Mineral Resources"
section_number: "49.40"
section_name: "Requirements for large coal mines."
chapter_name: "MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR"
subchapter_number: "H"
subchapter_name: "EDUCATION AND TRAINING"
part_number: "49"
part_name: "MINE RESCUE TEAMS"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "30 U.S.C. 811, 825(e)."
regulatory_source: "45 FR 47002, July 11, 1980, unless otherwise noted."
cfr_part: "49"
---


# 49.40 Requirements for large coal mines.

At mines with more than 36 underground employees, one of the two certified mine rescue teams shall be an individual mine-site team or a composite team.