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NB-370, National Board Synopsis


NB-370, National Board Synopsis of Boiler and Pressure Vessel Laws, Rules and Regulations is a compilation of jurisdiction laws, rules, and regulations as reported to the National Board by jurisdictional authorities. It features the requirements, contact information, and regulatory history for each jurisdiction.

Synopsis data is subject to change. Users are advised to consult the jurisdiction’s chief inspection officer to avoid misinterpretation and ensure compliance with regulatory requirements. The National Board, its members, and employees assume no liability for the use or misuse of the information herein.

Click HERE to view a summary of 2021 changes.

Questions and comments regarding the Synopsis should be referred to:

National Board Communications Department
1055 Crupper Avenue, Columbus, OH 43229
Telephone: 614.888.8320
Email: info@nbbi.org


To view and/or print all the jurisdictions from a single page, click HERE.

Click on the drop down menu below to view a specific jurisdiction.