46 CFR § 28.400 - Radar and depth sounding devices.

---
identifier: "/us/cfr/t46/s28.400"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "46 CFR § 28.400 - Radar and depth sounding devices."
title_number: 46
title_name: "Shipping"
section_number: "28.400"
section_name: "Radar and depth sounding devices."
chapter_name: "COAST GUARD, DEPARTMENT OF HOMELAND SECURITY"
subchapter_number: "C"
subchapter_name: "UNINSPECTED VESSELS"
part_number: "28"
part_name: "REQUIREMENTS FOR COMMERCIAL FISHING INDUSTRY VESSELS"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "46 U.S.C. 3316, 4502, 4505, 4506, 6104, 8103, 10603; DHS Delegation 00170.1, Revision No. 01.4."
regulatory_source: "CGD 88-079, 56 FR 40393, Aug. 14, 1991, unless otherwise noted."
cfr_part: "28"
---


# 28.400 Radar and depth sounding devices.

(a) Each vessel must be fitted with a general marine radar system for surface navigation with a radar screen mounted at the operating station.

(b) Each vessel must be fitted with a suitable echo depth sounding device.