['Specialized Industries']

['Mining']

07/19/2025

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§7.81 Purpose and effective date.

...

§7.81 Purpose and effective date.

RegSense CFR Regulations Mining Specialized Industries CFR Section English Focus Area USA

Subpart A general provisions of this part apply to this subpart E. Subpart E establishes the specific engine performance and exhaust emission requirements for MSHA approval of diesel engines for use in areas of underground coal mines where permissible electric equipment is required and areas where non-permissible electric equipment is allowed. It is effective November 25, 1996.

['Specialized Industries']

['Mining']

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