43 CFR § 3583.4-2
Royalties, rentals and minimum royalties
June 11, 2020
Rentals and royalties shall be determined by the authorized officer on the basis of the fair market value, but in no event shall be less than:
(a) A rental of 50 cents per acre or fraction thereof payable in advance until production is obtained.
(b) A minimum royalty of $1 per acre or fraction thereof payable in advance after production is obtained.
(c) A production royalty of 2 percent of the amount or value of the minerals mined, the exact amount of royalty to be fixed prior to the issuance of the lease.