30 C.F.R. § 921.955 Certification of blasters.
Title 30 - Mineral Resources
Parts 955 of this chapter, Certification of Blasters in Federal Program States and on Indian Lands, shall apply to the training, examination and certification of blasters for surface coal mining and reclamation operations. [51 FR 19462, May 29, 1986]
Title 30: Mineral Resources
PART 921—MASSACHUSETTS
§ 921.955 Certification of blasters.