This subchapter, referred to in text, was in the original “this Act”, meaning act Feb. 7, 1927, ch. 66, 44 Stat. 1057, which enacted this subchapter, amended sections 181 and 193 of this title, and repealed subchapter VII (§ 141 et seq.) of chapter 3 of this title. For complete classification of this Act to the Code, see Tables.

Section was not enacted as part of act Feb. 25, 1920, ch. 85, 41 Stat. 437, known as the Mineral Leasing Act, which comprises this chapter.