43 CFR § 423.18 - Use of closures.

---
identifier: "/us/cfr/t43/s423.18"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "43 CFR § 423.18 - Use of closures."
title_number: 43
title_name: "Public Lands: Interior"
section_number: "423.18"
section_name: "Use of closures."
chapter_name: "BUREAU OF RECLAMATION, DEPARTMENT OF THE INTERIOR"
part_number: "423"
part_name: "PUBLIC CONDUCT ON BUREAU OF RECLAMATION FACILITIES, LANDS, AND WATERBODIES"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "43 U.S.C. 373a and 373b."
regulatory_source: "73 FR 75349, Dec. 11, 2008, unless otherwise noted."
cfr_part: "423"
---


# 423.18 Use of closures.

Closures are to be used only where all public access is to be prohibited. Special use areas are to be used to restrict specific activities as set forth in subpart E of this part 423.