30 CFR Subpart T
Safety Standards for Methane in Metal and Nonmetal Mines
May 28, 2026
Subject Group
General
Subject Group
Mine Categorization
Hed1
Fire Prevention and Control
§
57.22101
Smoking (I-A, II-A, III, and V-A mines)
§
57.22102
Smoking (I-C mines)
§
57.22103
Open flames (I-A, II-A, III, and V-A mines)
§
57.22104
Open flames (I-C mines)
§
57.22105
Smoking and open flames (IV mines)
§
57.22106
Dust containing volatile matter (I-C mines)
Subject Group
Ventilation
Subject Group
Equipment
Subject Group
Underground Retorts
Subject Group
Illumination
Subject Group
Explosives
