Rule lifecycle · RIN:1219-AC04

Improving and Eliminating Regulations; Use of Permissible Flame Safety Lamps in Underground Coal Mines

Department of Labor, Mine Safety and Health Administration — observed across 2 documents over 359 days. Use the source documents below before deciding whether this affects your business.

In plain English

The government is updating underground coal mine safety rules to allow certain approved safety lamps that were previously restricted, simplifying requirements for miners and operators. If you operate a coal mine, verify your safety lamps meet the new standards and update your equipment and worker training by July 27, 2026.

First seen

Jul 1, 2025

Last seen

Jun 25, 2026

Latest stage

Rule

PRORULE → RULE

359d

Effective on

Monday, July 27, 2026

Stage timeline

  1. Proposed·Jul 1, 2025

    Improving and Eliminating Regulations; Use of Permissible Flame Safety Lamps in Underground Coal Mines

    #2025-11646

  2. Final·Jun 25, 2026·91 FR 38284

    Improving and Eliminating Regulations; Use of Permissible Flame Safety Lamps in Underground Coal Mines

    effective Jul 27, 2026#2026-12796