8 U.S.C. § 1801
Applicability of the immigration laws
The fees under this subtitle shall apply to aliens in the circumstances described in this subtitle.
The terms used under this subtitle shall have the meanings given such terms in section 101 of the Immigration and Nationality Act (8 U.S.C. 1101).
Except as otherwise expressly provided, any reference in this subtitle to a section or other provision shall be considered to be to a section or other provision of the Immigration and Nationality Act (8 U.S.C. 1101 et seq.).
This subtitle, referred to in text, is subtitle A (§§ 100001–100018, 1000051–1000057) of title X of Pub. L. 119–21,
The Immigration and Nationality Act, referred to in subsec. (c), is act June 27, 1952, ch. 477, 66 Stat. 163, which is classified principally to chapter 12 (§ 1101 et seq.) of this title. For complete classification of this Act to the Code, see Short Title note set out under section 1101 of this title and Tables.