46 CFR § 167.40-40 - Radar.

---
identifier: "/us/cfr/t46/s167.40-40"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "46 CFR § 167.40-40 - Radar."
title_number: 46
title_name: "Shipping"
section_number: "167.40-40"
section_name: "Radar."
chapter_name: "COAST GUARD, DEPARTMENT OF HOMELAND SECURITY"
subchapter_number: "R"
subchapter_name: "NAUTICAL SCHOOLS"
part_number: "167"
part_name: "PUBLIC NAUTICAL SCHOOL SHIPS"
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. 3306, 3307, 6101, 8105; E.O. 12234, 45 FR 58801, 3 CFR, 1980 Comp., p. 277; DHS Delegation 00170.1, Revision No. 01.4."
regulatory_source: "CGFR 51-11, 16 FR 3218, Apr. 12, 1951, unless otherwise noted."
cfr_part: "167"
---


# 167.40-40 Radar.

All mechanically propelled vessels of 1,600 gross tons and over in ocean or coastwise service must be fitted with a marine radar system for surface navigation. Facilities for plotting radar readings must be provided on the bridge.

[CGFR 75-074, 42 FR 5964, Jan. 31, 1977]