Subchapter M FAQs

FREQUENTLY ASKED QUESTIONS (FAQs)

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Policy, Guidance and Links

If you cannot find an answer in the FAQs, you can submit your question to the Coast Guard via the local Officer in Charge Marine Inspection (OCMI). Please include a part, cite (e.g. 46 CFR 140.620) with your question.

Coast Guard Towing Vessel Contacts

These FAQs are for inspected towing vessels. For uninspected towing vessels FAQs click here: Uninspected towing vessel FAQs.

The following FAQs were submitted to the Coast Guard and answered:

General (Last Updated 10/09/2020)
Preamble (Last Updated 10/09/2020)
Parts - 1, 2 and 15 (Last Updated 10/09/2020)
- Part 1- Organization, General Course and Methods Governing Marine Safety Functions
- Part 2 - Vessel Inspections
- Part 15 - Manning Requirements
Part 136 - Certification (Last Updated 10/09/2020)
Part 137 - Vessel Compliance (Last Updated 10/09/2020)
Part 138 - Towing Safety Management System (TSMS) (Last Updated 10/09/2020)
Part 139 - Third Party Organizations (Last Updated 10/09/2020)
Part 140 - Operations (Last Updated 10/09/2020)
Parts 141 and 199 (Last Updated 7/11/2023)
- Part 141 - Lifesaving
- Part 199 - Lifesaving Appliances and Arrangements
Part 142 - Fire Protection (Last Updated 10/09/2020)
Part 143 - Machinery and Electrical Systems and Equipment (Last Updated 04/30/2024)
Part 144 - Construction and Arrangement (Last Updated 10/09/2020)

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