6 CFR § 3.1 - Definitions.
---
identifier: "/us/cfr/t6/s3.1"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "6 CFR § 3.1 - Definitions."
title_number: 6
title_name: "Domestic Security"
section_number: "3.1"
section_name: "Definitions."
chapter_name: "DEPARTMENT OF HOMELAND SECURITY, OFFICE OF THE SECRETARY"
part_number: "3"
part_name: "PETITIONS FOR RULEMAKING"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "5 U.S.C. 301, 553(e); 6 U.S.C. 112."
regulatory_source: "81 FR 47286, July 21, 2016, unless otherwise noted."
cfr_part: "3"
---
# 3.1 Definitions.
As used in this part:
*Component* means each separate organizational entity within the U.S. Department of Homeland Security (DHS) that reports directly to the Office of the Secretary.
*DHS* means the U.S. Department of Homeland Security, including its components.
*Rulemaking petition* means a petition to issue, amend, or repeal a rule, as described at 5 U.S.C. 553(e).