8 CFR 213a.1 : Aliens And Nationality (§ 1.1 To Parts 1338-1399) — (§ 1.1 To Parts 1338-1399) — Department Of Homeland Security (§ 1.1 To Parts 393-499) — Immigration Regulations (§ 100.1 To § 299.5) — Affidavits Of Support On Behalf Of Immigrants (§ 213A.1 To § 213A.5) — Definitions.