25 C.F.R. § 211.57 Forms.
Title 25 - Indians
Leases, bonds, permits, assignments, and other instruments relating to mineral leasing shall be on forms, prescribed by the Secretary, that may be obtained from the superintendent or area director. The provisions of a standard lease or permit may be changed, deleted, or added to by written agreement of all parties with the approval of the Secretary.
Title 25: Indians
PART 211—LEASING OF TRIBAL LANDS FOR MINERAL DEVELOPMENT
Subpart C—Rents, Royalties, Cancellations and Appeals
§ 211.57 Forms.