# 2026-12661: Mining Firm Files Typical Safety Standards Petition

2026-12661, 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/2026-12661
- As of: 2026-07-01
- Plain-text twin of the page above; the HTML and this file carry the same facts.

## Facts
- Document number: 2026-12661
- Title: Petition for Modification of Application of Existing Mandatory Safety Standards
- Type: Notice
- Agencies: Labor Department; Mine Safety and Health Administration
- Citation: 91 FR 38028
- 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

Mining Firm Files Typical Safety Standards Petition

## Summary

Fossil Rock Resources, LLC asked to change some mine safety rules to use a different method that keeps miners just as safe. This affects their Fossil Rock Mine and could change how safety checks are done, possibly saving time or money. Everyone has until July 24, 2026, to share their thoughts before a decision is made.

## 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: benefit, medium. Fossil Rock Mine asks MSHA to allow specific intrinsically safe powered air-purifying respirators (PAPRs) and specified full-face respirators to be used in return air outby the last open crosscut at Fossil Rock Mine in Emery County, Utah. The petition says MSHA-approved permissible PAPRs are discon…
- Device and component limits required: cost, low. If approved, use would be limited to the specific devices and manufacturer-approved components named in the petition (CleanSpace EX, 3M Versaflo TR-800 with TR-830 battery pack, and 3M Ultimate FX full-facepiece component). Only the identified units and approved components would be permitted under…
- Battery charging restricted to surface: cost, low. The petition would require that all PAPR battery charging occur on the surface or in another location outby the last open crosscut and outside return air courses; no batteries or charging equipment may be charged, repaired, or serviced in return air courses. Only manufacturer-approved charging equi…
- Training, inspection, and repair rules: mixed, medium. The petition requires affected miners to receive training consistent with the mine's respiratory protection program, examination of each unit prior to use to ensure housing integrity and readiness, and immediate removal from service of damaged or malfunctioning equipment for repair or replacement p…
- Methane action threshold retained: benefit, low. The petition specifies that if methane concentrations reach 1.0 percent or greater, actions must be taken in accordance with 30 CFR part 75. The proposed devices are to supplement, not replace, required engineering and administrative dust controls.

## Related documents

- [2026-15717](https://policyrisk.com/federal-register/2026-15717): Ventilation Plan Approval Criteria, 2026-08-03
- [2026-15670](https://policyrisk.com/federal-register/2026-15670): Roof Control Plan Approval Criteria, 2026-08-03
- [2026-10456](https://policyrisk.com/federal-register/2026-10456): Department of Labor Federal Civil Penalties Inflation Adjustment Act Annual Adjustments for 2026, 2026-05-27
- [2026-19837](https://policyrisk.com/federal-register/2026-19837): Proposed Extension of Information Collection: Certification and Qualification To Examine, Test, Operate Hoists and Perform Other Duties, 2026-09-29
- [2026-19266](https://policyrisk.com/federal-register/2026-19266): Proposed Extension of Information Collection: Refuse Piles and Impoundment Structures, 2026-09-21
- [2026-15141](https://policyrisk.com/federal-register/2026-15141): Proposed Extension of Information Collection: Safety Program for Surface Mobile Equipment, 2026-07-27

## Sources
- [2026-12661 on federalregister.gov](https://www.federalregister.gov/documents/2026/06/24/2026-12661/petition-for-modification-of-application-of-existing-mandatory-safety-standards)
- [2026-12661 as published (PDF)](https://www.govinfo.gov/content/pkg/FR-2026-06-24/pdf/2026-12661.pdf)

## Related
- [Previous: 2026-12660, Palisades Energy, LLC; Palisades Nuclear Plant; Exemption](https://policyrisk.com/federal-register/2026-12660)
- [Next: 2026-12662, Petition for Modification of Application of Existing Mandatory Safety Standards](https://policyrisk.com/federal-register/2026-12662)
- [All Federal Register documents](https://policyrisk.com/federal-register)

Source: PRIA, https://policyrisk.com/federal-register/2026-12661 (as of 2026-07-01).