CFR › Title 31 › Part 528 › §528.30131 CFR §528.301Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗Copy linkThe term alien has the meanings given to the term in section 101(a)(3) of the Immigration and Nationality Act of 1952 (8 U.S.C. 1101(a)(3)).