StacksVerified U.S. regulatory reference

30 CFR §7.31

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov
MSHA may approve brattice cloth and ventilation tubing that incorporates technology for which the requirements of this subpart are not applicable, if the Agency determines that the product is as safe as those which meet the requirements of this subpart.