---
kind: "unit"
title: "8"
title_heading: "Aliens and Nationality"
key: "chI/subchA/part1"
level: "part"
label: "Part 1"
heading: "Definitions"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/8/chI-subchA-part1"
sections_count: 4
---

# Part 1 — Definitions

Title 8 C.F.R. — Aliens and Nationality › Chapter I — Department of Homeland Security › Subchapter A — General Provisions

## Sections

- [§1.1. Applicability.](/cfr/8/1.1.md)
- [§1.2. Definitions.](/cfr/8/1.2.md)
- [§1.3. Lawfully present aliens for purposes of applying for Social Security benefits.](/cfr/8/1.3.md)
- [§1.4. Definition of Form I-94](/cfr/8/1.4.md)