Rule lifecycle · DOCKET:MSHA-2025-0084
Ventilation Plan Approval Criteria
Department of Labor, Mine Safety and Health Administration — observed across 2 documents over 21 days. Use the source documents below before deciding whether this affects your business.
In plain English
The rule sets clearer standards for what mining companies must include when designing their ventilation plans and seeking federal government approval for them. If you own or operate a mining business, review the new approval criteria now and prepare to update your ventilation plan documentation to meet the requirements.
First seen
Jul 1, 2025
Last seen
Jul 22, 2025
Latest stage
Proposed Rule
PRORULE → RULE
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Stage timeline
Proposed·Jul 1, 2025
Ventilation Plan Approval Criteria
#2025-12232
Proposed·Jul 22, 2025
Ventilation Plan Approval Criteria
#2025-13750