46 CFR § 167.40-45 - Magnetic compass and gyrocompass.

---
identifier: "/us/cfr/t46/s167.40-45"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "46 CFR § 167.40-45 - Magnetic compass and gyrocompass."
title_number: 46
title_name: "Shipping"
section_number: "167.40-45"
section_name: "Magnetic compass and gyrocompass."
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"
---


# 167.40-45 Magnetic compass and gyrocompass.

(a) All mechanically propelled vessels in ocean or coastwise service must be fitted with a magnetic compass.

(b) All mechanically propelled vessels of 1,600 gross tons and over in ocean or coastwise service must be fitted with a gyrocompass in addition to the magnetic compass.

(c) Each vessel must have an illuminated repeater for the gyrocompass required under paragraph (b) of this section that is at the main steering stand unless the gyrocompass is illuminated and is at the main steering stand.

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