The Secretary of the Interior may, in his discretion, authorize superintendents or other officials in the Indian Service to approve leases for oil, gas, or other mining purposes covering any restricted Indian lands, tribal or allotted. (May 11, 1938, ch. 198, § 5, 52 Stat. 348 .) Statutory Notes and Related Subsidiaries Repeal of Inconsistent Acts For repeal of inconsistent acts, see section 7 of act May 11, 1938 , set out as a note under section 396a of this title . Executive Documents Transfer of Functions For transfer of functions of other officers, employees, and agencies of Department of the Interior , with certain exceptions, to Secretary of the Interior, with power to delegate, see Reorg. Plan No. 3 of 1950, §§ 1, 2, eff. May 24, 1950 , 15 F.R. 3174 , 64 Stat. 1262 , set out in the Appendix to Title 5 , Government Organization and Employees. CFR Title Parts 25 211 , 212 , 216 , 217 30 203 , 1202 , 1203 , 1206 , 1207 , 1212 , 1217 , 1218 , 1241 , 1243 43 3100 , 3170 , 3590 , 3930