CFR > Title 30 - Mineral Resources > CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR > SUBCHAPTER H—EDUCATION AND TRAINING (parts 46 to 49) > PART 47—HAZARD COMMUNICATION (HazCom) > SUBPART F—Material Safety Data Sheets (MSDS) (§47.51 to §47.55) > 47.55—Retaining an MSDS.

47.55—Retaining an MSDS.

The operator must—
(a) Retain its MSDS for as long as the hazardous chemical is known to be at the mine, and
(b) Notify miners at least 3 months before disposing of the MSDS.