Lowering Miners' Exposure to Respirable Crystalline Silica and Improving Respiratory Protection; Delay of Effective Date of Conforming Amendments
Abstract
MSHA is issuing this notification following a judicial stay of the compliance deadlines established in the 2024 final rule titled "Lowering Miners' Exposure to Respirable Crystalline Silica and Improving Respiratory Protection" (2024 Silica Rule). The 2024 Silica Rule made conforming amendments for metal and nonmetal (MNM) standards that are scheduled to take effect on April 8, 2026. Since a judicial stay is in effect, this notification delays the conforming amendments indefinitely, pending judicial review.
Federal Register Source
This document is published by the Office of the Federal Register, National Archives and Records Administration. Access the full regulatory text, preamble, and docket comments below.
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Frequently Asked Questions
What is the 2026-06584 Federal Register document?
Document 2026-06584 is a Final Rule published by the Department of Labor in the Federal Register on April 6, 2026, with an effective date of April 18, 2024. MSHA is issuing this notification following a judicial stay of the compliance deadlines established in the 2024 final rule titled "Lowering Miners' Exposure to Respirable Crystalline Silica and Improving Respiratory Protection" (2024 Silica Rule). The 2024 Silica Rule made conforming amendments for metal and nonmetal (MNM) standards that are scheduled to take effect on April 8, 2026. Since a judicial stay is in effect, this notification delays the conforming amendments indefinitely, pending judicial review. View the original at https://www.federalregister.gov/documents/2026/04/06/2026-06584/lowering-miners-exposure-to-respirable-crystalline-silica-and-improving-respiratory-protection-delay.
Is document 2026-06584 an economically significant rule?
No. Document 2026-06584 is not classified as economically significant under Executive Order 12866. Economically significant rules require OIRA review and are estimated to have impacts of $100 million or more per year.