The U.S. Coast Guard (USCG) Office of Auxiliary and Recreational Boating Safety is in the process of issuing new fire extinguisher requirements for recreational boaters. The USCG has developed questions and answers (Q&A) intended to help recreational boat owners and extinguisher servicing companies comply with the new USCG regulations that are under development. The draft regulations for fire protection for recreational vessels were recently published and can be viewed and downloaded at:
These regulations will be incorporated into 33 CFR 175, Sub-Chapter S in the near future. The regulations cover both rechargeable and nonrechargeable fire extinguishers. The final rule became effective April 20, 2022.
The following information is provided in the USCG Q&A document regarding rechargeable and nonrechargeable (disposable) fire extinguishers:
This information is in alignment with the requirements in NFPA 10, Standard for Portable Fire Extinguishers.
US Coast Guard Fire Extinguishers Requirements for the Recreational Boater FAQs