ECFR SNAPSHOT / CURRENT THROUGH 2026-08-19

30 CFR 57.22231

Actions at 0.25 percent methane (I-B, II-B, V-B, and VI mines).

CHAPTERCHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR

PARTPART 57—SAFETY AND HEALTH STANDARDS—UNDERGROUND METAL AND NONMETAL MINES

SUBPARTT

CURRENT PUBLIC TEXT

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