46 CFR § 137.322 - Classed vessels.

---
identifier: "/us/cfr/t46/s137.322"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "46 CFR § 137.322 - Classed vessels."
title_number: 46
title_name: "Shipping"
section_number: "137.322"
section_name: "Classed vessels."
chapter_name: "COAST GUARD, DEPARTMENT OF HOMELAND SECURITY"
subchapter_number: "M"
subchapter_name: "TOWING VESSELS"
part_number: "137"
part_name: "VESSEL COMPLIANCE"
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. 3103, 3301, 3306, 3308, 3316, 8104, 8904; 33 CFR 1.05; DHS Delegation 0170.1."
regulatory_source: "81 FR 40101, June 20, 2016, unless otherwise noted."
cfr_part: "137"
---


# 137.322 Classed vessels.

(a) A drydock and internal structural examination performed for a towing vessel to maintain class by the American Bureau of Shipping in accordance with their rules, as appropriate for the intended service and routes, would count as an examination required under § 137.300.

(b) A drydock and internal structural examination performed for a towing vessel to maintain class by a recognized classification society in accordance with their rules, as appropriate for the intended service and routes, would count as an examination required under § 137.300, provided the Coast Guard has accepted their applicable rules.