United States Government Publishing Office publisher pbl distributor dst United States National Archives and Records Administration Office of the Federal Register author aut Government Organization text government publication eng FR Regulatory Information 2026_register executive 2026-04-03 article Notices D09002ee1e03ea73b D09002ee1e03ea7a5 United States Department of Labor originator org United States Government Agency or Subagency United States Mine Safety and Health Administration originator org United States Government Agency or Subagency The Federal Mine Safety and Health Act of 1977 governs the application, processing, and disposition of petitions for modification of mandatory safety standards. Any mine operator or representative of miners may petition for an alternative method of complying with an existing safety standard. MSHA reviews the content of each submitted petition, assesses the equipment and system(s) proposed at the mine in question, and ultimately issues a decision on the petition. This notice includes a list of petitions for modification that were granted after MSHA's review and investigation, between July 1, 2025, and December 31, 2025. 91 FR 16979 https://www.govinfo.gov/app/details/FR-2026-04-03/2026-06513 2026-06513 fr03ap26-70 4520-43-P https://www.govinfo.gov/app/details/FR-2026-04-03/2026-06513 https://www.govinfo.gov/content/pkg/FR-2026-04-03/html/2026-06513.htm https://www.govinfo.gov/content/pkg/FR-2026-04-03/pdf/2026-06513.pdf 2 p. 16979 16980 91 FR 16979 Affirmative Decisions on Petitions for Modification Granted in Whole or in Part; Federal Register Vol. 91, Issue NOTICE 2026-06513 DEPARTMENT OF LABOR Mine Safety and Health Administration 4520-43-P 2026-06513 Notice.

The Federal Mine Safety and Health Act of 1977 governs the application, processing, and disposition of petitions for modification of mandatory safety standards. Any mine operator or representative of miners may petition for an alternative method of complying with an existing safety standard. MSHA reviews the content of each submitted petition, assesses the equipment and system(s) proposed at the mine in question, and ultimately issues a decision on the petition. This notice includes a list of petitions for modification that were granted after MSHA's review and investigation, between July 1, 2025, and December 31, 2025.

Jessica D. Senk, Acting Director, Office of Standards, Regulations, and Variances, MSHA at 202-693-9440 (voice), petitionsformodification@dol.gov (email), or 202-693-9441 (facsimile). These are not toll-free numbers. Petition Affirmative Decisions for Modification Granted in Whole or in Part, petitionsformodification@dol.gov https://www.msha.gov/regulations/rulemaking/petitions-modification Vol. 91, no. 64 Office of the Federal Register, National Archives and Records Administration 2026-04-03 continuing daily deposited born digital 321 p. Table of Contents: AE 2.7: GS 4.107: AE 2.106: KF70.A2 https://www.govinfo.gov/app/details/FR-2026-04-03 P0b002ee1e03ea671 0097-6326 0042-1219 0364-1406 769-004-00000-9 000582072 f:fr03ap26 https://www.govinfo.gov/app/details/FR-2026-04-03 https://www.govinfo.gov/content/pkg/FR-2026-04-03/pdf/FR-2026-04-03.pdf https://www.govinfo.gov/content/pkg/FR-2026-04-03/xml/FR-2026-04-03.xml fdlp 16815 17128 DGPO 2026-04-03 2026-04-03 FR-2026-04-03 machine generated eng FR FR-2026-04-03 91 64