33 CFR § 166.110 - Modification of areas.

---
identifier: "/us/cfr/t33/s166.110"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "33 CFR § 166.110 - Modification of areas."
title_number: 33
title_name: "Navigation and Navigable Waters"
section_number: "166.110"
section_name: "Modification of areas."
chapter_name: "COAST GUARD, DEPARTMENT OF HOMELAND SECURITY"
subchapter_number: "P"
subchapter_name: "PORTS AND WATERWAYS SAFETY"
part_number: "166"
part_name: "SHIPPING SAFETY FAIRWAYS"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "46 U.S.C. 70001, 70003; 49 CFR 1.46."
cfr_part: "166"
---


# 166.110 Modification of areas.

Fairways and fairway anchorages are subject to modification in accordance with 46 U.S.C. 70003.

[CGD 81-80a, 48 FR 30110, June 30, 1983, as amended by USCG-2020-0304, 85 FR 58281, Sept. 18, 2020]