36 C.F.R. § 228.54 Single entry sales or permits.
Title 36 - Parks, Forests, and Public Property
The purchaser or permittee is required to reclaim a single entry source in accordance with an approved operating plan which describes operating procedures and reclamation measures, unless the requirement is waived by the authorized officer.
Title 36: Parks, Forests, and Public Property
PART 228—MINERALS
Subpart C—Disposal of Mineral Materials
General Provisions
§ 228.54 Single entry sales or permits.

