6 CFR § 139.1 - Purpose.

---
identifier: "/us/cfr/t6/s139.1"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "6 CFR § 139.1 - Purpose."
title_number: 6
title_name: "Domestic Security"
section_number: "139.1"
section_name: "Purpose."
chapter_name: "DEPARTMENT OF HOMELAND SECURITY, OFFICE OF THE SECRETARY"
part_number: "139"
part_name: "CONDUCT ON FEDERAL PROPERTY"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "6 U.S.C. 203(3) and 232(a); 40 U.S.C. 586(c) and 1315."
regulatory_source: "90 FR 24218, June 9, 2025, unless otherwise noted."
cfr_part: "139"
---


# 139.1 Purpose.

The regulations in this part provide for the protection and administration of the buildings, grounds, and property or portions thereof that are owned, occupied, or secured by the Federal Government (including any agency, instrumentality, or wholly owned or mixed-ownership corporation thereof) and the persons on the property.