Act Aug. 9, 1950, ch. 653, § 16, 64 Stat. 425, provided in part that the Secretary of the Interior is authorized to refund any part of a license fee paid under former section 908 of this title that is in excess of the license fee required under this section.

Transfer of functions to Secretary of Commerce from Secretary of the Interior by Reorg. Plan No. 4 of 1970, see note set out under section 916 of this title.