30 C.F.R. § 47.54 Availability of an MSDS.
Title 30 - Mineral Resources
The operator must make MSDSs accessible to miners during each work shift for each hazardous chemical to which they may be exposed either— (a) At each work area where the hazardous chemical is produced or used, or (b) At an alternative location, provided that the MSDS is readily available to miners in an emergency.
Title 30: Mineral Resources
PART 47—HAZARD COMMUNICATION (HazCom)
Subpart F—Material Safety Data Sheets (MSDS)
§ 47.54 Availability of an MSDS.