Mine Safety and Health Administration (MSHA) - Code of Federal Regulations - 30 CFR 18.4
skip navigational linksDepartment of Labor Seal U.S. Department of Labor
Mine Safety and Health Administration
Protecting Miners' Safety and Health Since 1978
Photos representing the mining workforce
 www.msha.gov
Find It! in DOL | Compliance Assistance |   
 
MSHA - Title 30 CFR
30 CFR § 18.4

Electrical equipment for which approval is issued.

An approval will be issued only for a complete electrical machine or accessory. Only components meeting the requirements of subpart B of this part or those approved under part 7 of this chapter, unless they contain intrinsically safe circuits, shall be included in the assemblies.

For More Information: See MSHA's Program Policy Manual