An official website of the United States government
Here's how you know
Official websites use .mil
A
.mil
website belongs to an official U.S. Department of Defense organization in the United States.
Secure .mil websites use HTTPS
A
lock (
lock
)
or
https://
means you’ve safely connected to the .mil website. Share sensitive information only on official, secure websites.
Skip to main content (Press Enter).
Toggle navigation
United States Coast Guard
U.S. Department of Homeland Security
United States Coast Guard
Search
Search U.S. Coast Guard:
Search
Search U.S. Coast Guard:
Search
Operations Home
CG Home Page
News Room
Reserve
Forcecom
Mission Support
Atlantic Area
Pacific Area
History
About Us
Our Organization
Deputy for Operations Policy and Capabilities (DCO-D)
Director of International Affairs and Foreign Policy (CG-DCO-I)
Leadership
US Citizens & Interagency
Interagency Partnership
U.S. Coast Guard Members
Subject Matter Expert
Points of Contact
Assistant Commandant for Prevention Policy (CG-5P)
Traveling Inspector Staff (CG-5P-TI)
Towing Vessel National Center of Expertise
Coast Guard Towing Vessel Contacts
Training
Request
Cruise Ship National Center of Expertise
Liquefied Gas Carrier National Center of Expertise - Home
Outer Continental Shelf National Center of Expertise
Regulatory Guidance
MOUs and MOAs
Inspection Job Aids
Master List
Master List 2
FAQs
General FAQs
MODU
Types of MODUs
Regulations, Policy and Guidance
FAQs
Fixed
Types of Platforms
Regulations, Policy and Guidance
FAQs
FOF
Types of FOFs
Regulations, Policy and Guidance
FAQs
FOF Index
Support Vessels
Types of OSVs
Regulatory History
Regulations, Policy and Guidance
FAQs
Non-Mineral Energy
Accidents and Investigations
Deepwater Horizon - Macondo
Auger LB6
Seacor Power
NOSAC
D8 OCS
D8 OCS MSIBs
D8 OCS FAQs
NME Support Vessels
Types of NME Support Vessels
Regulations, Policy and Guidance
FAQs
SASH
Maritime Comms
Commercial Regulations & Standards (CG-5PS)
Office of Merchant Mariner Credentialing (CG-MMC)
Marine Safety Center (CG-MSC)
Hull
TVO Division
PVA Industry Day
National Maritime Center (CG-NMC)
Office of Operating and Environmental Standards (CG-OES)
Office of Standards Evaluation and Development (CG-REG)
U.S. Coast Guard Regulatory Development Program (RDP)
Alternate Compliance Program
Standards Development Activities
Research Projects & Presentations
Small Entity Compliance Guides
International Maritime Organization (IMO)
Office of Design and Engineering Standards (CG-ENG)
CG-ENG Policy
Naval Architecture Division (ENG-2)
Assumed Average Weight Per Person
Load Lines
Boundary Line
LLTM
Load Line Length
LL Policy Notes
LL-Single Voyage Exempts
Simplified Stability
Systems Engineering Division (ENG-3)
Cyber Risk Management
Mechanical Engineering
Marine Sanitation Device
Pollution Prevention Equipment
Resiliently Seated Valves
Marine Electrical Technical Section
Navigation Equipment Technical Section
Accepted Electronic Record Books
Lifesaving and Fire Safety Standards Division (ENG-4)
Equipment Approvals
Independent Laboratory
FAQ
Contact Us
Hazardous Materials Division (ENG-5)
Chemical Transportation Advisory Committee
Vapor Control System
Packaged Hazardous Materials & Bulk Solid Materials
Bulk Liquids
Bulk Liquefied Gases
Inspections & Compliance (CG-5PC)
National Vessel Documentation Center
Marine Safety Laboratories
International & Domestic Port Assessment
IDPARedirect
Commercial Vessel Compliance
Coast Guard Investigations
Office of Investigations & Casualty Analysis
Safety Alerts
Marine Casualty Reports
Merchant Vessels of the United States
Marine Casualty and Pollution Data for Researchers
2692 Reporting Forms & NVIC 01-15
Drug and Alcohol Program
Findings of Concern
Program References (Laws, Regulations, Policies, etc.)
Port and Facility Compliance (CG-FAC)
Rear Admiral Richard E. Bennis Award
Auxiliary & Boating Safety (CG-BSX)
Marine Transportation Systems (CG-5PW)
Navigation Center (NAVCEN)
Office of Navigation Systems
Polar Coordination Office
Office of Waterways and Ocean Policy
Great Lakes Pilotage Advisory Committee
Contact List
Office of Bridge Programs
Assistant Commandant for Response Policy (CG-5R)
Office of Incident Management & Preparedness (CG-5RI)
US Coast Guard Office of Search and Rescue (CG-SAR)
Marine Environmental Response (CG-MER)
Departments
Assistant Commandant for Capability (CG-7)
Office of Aviation Force CG-711
Aviation Resources Division (CG-7111)
Rotary-Wing & Special Missions (CG-7112)
Fixed Wing & Sensors Division (CG-7113)
Unmanned Aircraft Systems (CG-7114)
Office of Specialized Capabilities (CG-721)
Office of Boat Forces (CG-731)
Office of Shore Forces (CG-741)
Office of Cutter Forces (CG-751)
Coast Guard Cutter Fleet
Office of C4 & Sensors Capabilities (CG-761)
Office of Requirements & Analysis (CG-771)
Work Force Management Staff (CG-7D-1)
Office of Cyberspace Forces (CG-791)
Contact Us
Intelligence (CG-2)
National Command Center
National Strike Force
NVIC
Leadership
CGCYBER
Featured Content
Mariners
National Maritime Center (NMC)
Navigation Center (NAVCEN)
National Vessel Documentation Center (NVDC)
Marine Safety Center (MSC)
Marine Safety Laboratories
National Data Buoy Center
Marine Safety Information Bulletins (MSIB)
Local Notice to Mariners (LNMs)
General Messages
ALCOAST
ALCOAST COMDT NOTICE
ALCGPSC
ALCGENL
ALCGOFF
ALCGRSV
Directives
Commandant Instructions
Commandant Notices
Commandant Change Notices
Commandant Instruction Manuals
DCMS Instructions
DCO Instructions
Proceedings Magazine
Contact
Join the Coast Guard
Doing Business
Operations Home
Our Organization
Assistant Commandant for Prevention Policy (CG-5P)
Traveling Inspector Staff (CG-5P-TI)
Towing Vessel National Center of Expertise
TOWING VESSEL NATIONAL CENTER of EXPERTISE (TVNCOE)
TVNCOE Home
About Us
Vision and Mission
Contact Us
Towing Vessel Information
Subchapter Applicability Flowchart
Subchapter C
Laws and Regulations
FAQs
Uninspected Towing Vessel Guidebook
Subchapter I
Laws and Regulations
Subchapter M
Laws and Regulations
FAQs (Last Updated 10/09/2020)
Third-Party Organizations (TPO)
Approved TPO Subchapter M Functions
Classification Society
Coast Guard Approved TPOs
TugSafe Job Aids
TugSafe Central (Updated 10/14/2021)
Virtual Training
Policy, Guidance and Links
Application for Inspection of U.S. Vessel (CG-3752)
CG-CVC-1 Commercial Vessel Compliance
CG-CVC Work Instructions and Forms
Coast Guard Towing Vessel Contacts
Marine Safety Center Technical Notes (MTN)
Marine Safety Information Bulletin (MSIB)
Marine Safety Manual Volume II
SECTION A: Marine Inspection Administration
SECTION B: DOMESTIC INSPECTION PROGRAMS
SECTION C: INSPECTION OF ENGINEERING SYSTEMS, EQUIPMENT, AND MATERIALS
SECTION D: PORT STATE CONTROL
SECTION E: INTERNATIONAL CONVENTIONS, TREATIES, STANDARDS, AND REGULATIONS
SECTION F: CARRIAGE OF HAZARDOUS MATERIALS
SECTION G: OUTER CONTINENTAL SHELF ACTIVTIES
Marine Safety Manual Volume III
Navigation and Vessel Inspection Circulars (NVICs)
Policy Letters
Safety Alerts
Standardized Terminology for the Towing Industry (Nomenclature)
Towing Safety Advisory Committee (TSAC)
Useful Links
Suggestions?
Stay Informed!
Coast Guard Maritime Commons Feed:
Call for Experts! Help study offshore renewable energy’s impact on West Coast shipping, fisheries & USCG missions. Expertise needed: ✅ Coast Guard Ops ✅ Fisheries & Marine Science ✅ Tribal Policy More info: https://t.co/lt8sEKUoJq
National Maritime Security Advisory Committee Virtual Meeting 🚨 📅 Dec. 3, 2024 | ⏰ 2:30–3:30 PM EST Topics: ✅ Cybersecurity Regs ✅ NVIC Revisions ✅ Homeport Modernization 👉 Pre-register via Ryan Owens: ryan.f.owens@uscg.mil | 202-302-6565
Invasive Species Alert: Golden mussels have been detected in the Port of Stockton, CA, posing a threat to water quality and infrastructure. Stay compliant with ballast water and biofouling regulations. Prevent the spread. Details @ CGCVC@uscg.mil or https://t.co/YGmlLKA8vg
🚢 New surveillance requirements for vessels! In Title 46 U.S.C. § 4901, vessels must install video and audio systems by Dec 23, 2024, or at the next scheduled drydock. 📧 Questions? Email: USCG-FlagStateControl@uscg.mil More @ https://t.co/fWO7NVNeXf
The USCG is accepting applications to fill 2 seats on the GLPAC! Candidates need 5+ years of experience in maritime operations and expertise in Great Lakes pilotage. 📧 Apply by emailing Francis Levesque at francis.r.levesque@uscg.mil. MORE: https://t.co/mtBCyChj3S
🚨 Last Call! The U.S. Coast Guard is accepting applications for 19 spots on the National Navigation Safety Advisory Committee! Deadline: Oct 31, 2024. Shape the future of maritime safety! Email your app to: smb-basencr-cgnav-nnavsac@uscg.mil More: https://t.co/tegBQSEnkI
The SOCP & MARAD, have developed tools to help prevent sexual assault and harassment in the U.S. maritime industry. 1️⃣ Free 40-hour SASH Contact Training 2️⃣ Updated Best Practices Guide (BPG) Enroll & access ➡️ https://t.co/vwhdoBzfsE #MaritimeSafety #RespectOnboard https://t.co/kxDKWHyJBe
The EPA issued new vessel discharge standards under VIDA. The Coast Guard is now working on regulations to enforce them, bringing consistency to U.S. waters. Full details: https://t.co/00HdPxLkmq
⚠️ The U.S. Coast Guard issued Port Security Advisory (PSA 1-24) for vessels from Sudan due to ineffective anti-terrorism measures. ✅ Vessels must meet entry conditions before arriving in the U.S. More info: https://t.co/xusuidLaL7
The U.S. Coast Guard is accepting applications for 19 vacancies on the National Navigation Safety Advisory Committee! ⚓️ Deadline extended to Oct 31, 2024. Don’t miss your chance to impact maritime navigation safety. More info & apply: https://t.co/dc8ZcbIn1H
The Coast Guard has updated CVC Policy Letter 23-05, now requiring surveillance systems on certain commercial vessels to help combat sexual assault and harassment. Install by Dec 2024. 🔗 Read more: https://t.co/x12HMnb1BK #VesselCompliance #SexualAssaultPrevention
Today's #TitanMBI hearing includes testimony from Matthew McCoy, a former OceanGate employee, Capt. Jamie Frederick, USCG Sector Boston, and Scott Talbot, USCG Search and Rescue Specialist. The hearing's live stream continues at 1:30 p.m. EDT here: https://t.co/PRjdkRUmIG #Titan https://t.co/L5iVOgHuMa
Today's #TitanMBI hearing includes testimony from Matthew McCoy, a former OceanGate employee, Capt. Jamie Frederick, USCG Sector Boston, and Scott Talbot, USCG Search and Rescue Specialist. The hearing's live stream continues at 1:30 p.m. EDT here: https://t.co/PRjdkRUmIG #Titan https://t.co/L5iVOgHuMa
#TitanMBI We’ve heard testimony from Justin Jackson of NASA, Mark Negley from Boeing Co., and John Winters of USCG Sector Puget Sound. Currently, Lt. Cmdr. Jonathan Duffett from USCG Office of Commercial Vessel Compliance is testifying before the board. https://t.co/vjeikyuQ4a https://t.co/8TmO6EKc7I
Friday's media availability will be live-streamed here: https://t.co/r5NMt5ZCYV Media members are still encouraged to attend in person to ask questions.
Friday's media availability will be live-streamed here: https://t.co/r5NMt5ZCYV Media members are still encouraged to attend in person to ask questions.
NORTH CHARLESTON, S.C. — The U.S. Coast Guard will hold a media availability Friday at 4 p.m. to answer questions following the Marine Board of Investigation (MBI) public hearing into the loss of the Titan submersible. https://t.co/VicysF353V
NORTH CHARLESTON, S.C. — The U.S. Coast Guard will hold a media availability Friday at 4 p.m. to answer questions following the Marine Board of Investigation (MBI) public hearing into the loss of the Titan submersible. https://t.co/VicysF353V
Today at the #TitanMBI, we will hear from Justin Jackson of the National Aeronautics and Space Administration, Mark Negley of Boeing Co., John Winters of the USCG Sector Puget Sound, and Lt. Cmdr. Jonathan Duffett of the USCG Office of Commercial Vessel Compliance.
Today at the #TitanMBI, we will hear from Justin Jackson of the National Aeronautics and Space Administration, Mark Negley of Boeing Co., John Winters of the USCG Sector Puget Sound, and Lt. Cmdr. Jonathan Duffett of the USCG Office of Commercial Vessel Compliance.
1,742
Training
[hassubttitle]
Customizable to meet your needs
TUGSAFE CENTRAL
[hassubttitle]
Your Online Hub for Subchapter M
TugSafe
[hassubttitle]
Inspected Towing Vessel Decision Aid
Frequently Asked Questions
[hassubttitle]
46 CFR Subchapter M
Final Rule
[hassubttitle]
46 CFR Subchapter M
prev
next
What We Can Do For You:
Foster dialog between the Coast Guard and towing vessel stakeholders.
Help ensure consistent regulatory application through towing vessel training and guidance.
Provide towing vessel inspection support.
Gather, organize, and provide statistical information.
What's new: