CFR > Title 30 - Mineral Resources > CHAPTER II—MINERALS MANAGEMENT SERVICE, DEPARTMENT OF THE INTERIOR > SUBCHAPTER B—OFFSHORE (parts 250 to 285) > PART 281—LEASING OF MINERALS OTHER THAN OIL, GAS, AND SULPHUR IN THE OUTER CONTINENTAL SHELF > SUBPART C—Financial Considerations (§281.26 to §281.33) > 281.29—Royalty valuation.