# 2026-12656: Fossil Rock Mine Files Safety Rule Petition

2026-12656, Petition for Modification of Application of Existing Mandatory Safety Standards, is a Federal Register notice from Labor Department, Mine Safety and Health Administration published 2026-06-24, effective All comments on the petition must be received by MSHA's Office of Standards, Regulations, and Variances on or before July 24, 2026.; PRIA reads it as touching household money (as of 2026-07-01).

- Canonical: https://policyrisk.com/federal-register/2026-12656
- As of: 2026-07-01
- Plain-text twin of the page above; the HTML and this file carry the same facts.

## Facts
- Document number: 2026-12656
- Title: Petition for Modification of Application of Existing Mandatory Safety Standards
- Type: Notice
- Agencies: Labor Department; Mine Safety and Health Administration
- Citation: 91 FR 38029
- Published: 2026-06-24
- Effective: All comments on the petition must be received by MSHA's Office of Standards, Regulations, and Variances on or before July 24, 2026.
- Comments close: 2026-07-24
- Significant: no
- Touches household money: yes
- Regulation identifier numbers: none
- Last updated: 2026-07-01

## In one line

Fossil Rock Mine Files Safety Rule Petition

## Summary

Fossil Rock Resources, a mining company, asked to change some safety rules to use a different method that keeps miners just as safe. This could affect how they work and might save time or money without risking safety. Everyone has until July 24, 2026, to share their thoughts on this change.

## Abstract

This notice is a summary of a petition for modification submitted to the Mine Safety and Health Administration (MSHA) by Fossil Rock Resources, LLC.

## Effects PRIA read

- Permit intrinsically safe PAPRs near workings: benefit, medium. Fossil Rock Resources asked MSHA to change 30 CFR 75.1002(a) so miners at the Fossil Rock Mine in Utah may use intrinsically safe powered air-purifying respirators (PAPRs) and specified full-face respirators within 150 feet of pillar workings or longwall faces. The company says these devices meet h…
- MSHA-approved PAPRs discontinued; alternatives proposed: benefit, medium. The petitioner states that MSHA-approved permissible PAPRs for gassy underground coal mines are no longer manufactured or commercially available. Fossil Rock proposes using intrinsically safe devices certified to hazardous-location standards (for example, ANSI/UL 60079-11) such as the CleanSpace EX…
- Required safeguards and training for alternative PAPRs: benefit, low. The petitioner proposes conditions for using the alternative respirators, including charging PAPR batteries outby the last open crosscut, using only manufacturer-approved chargers, operating the 3M Versaflo TR-800 with the TR-830 battery pack, training miners under the mine respiratory program, exa…

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## Sources
- [2026-12656 on federalregister.gov](https://www.federalregister.gov/documents/2026/06/24/2026-12656/petition-for-modification-of-application-of-existing-mandatory-safety-standards)
- [2026-12656 as published (PDF)](https://www.govinfo.gov/content/pkg/FR-2026-06-24/pdf/2026-12656.pdf)

## Related
- [Previous: 2026-12655, Notice of Intent To Relocate and Consolidate the Kansas City, Missouri Field Of…](https://policyrisk.com/federal-register/2026-12655)
- [Next: 2026-12657, Petition for Modification of Application of Existing Mandatory Safety Standards](https://policyrisk.com/federal-register/2026-12657)
- [All Federal Register documents](https://policyrisk.com/federal-register)

Source: PRIA, https://policyrisk.com/federal-register/2026-12656 (as of 2026-07-01).