A Valuable Resource: NB-370, National Board Synopsis

A Valuable Resource: NB-370, National Board Synopsis

The National Board Synopsis of Boiler and Pressure Vessel Laws, Rules, and Regulations (NB-370) is a compilation of jurisdiction laws, rules, and regulations as reported to the National Board by jurisdictional authorities.

Available online since 2014, the Synopsis features a dropdown menu where users can select a specific jurisdiction to review a summary of its current laws, rules, and regulations. Each online report includes the prevailing requirements, contact information, and regulatory history for each jurisdiction. An at a glance Synopsis update report is published in the winter issue of the BULLETIN. 

A link to NB-370, National Board Synopsis, can be found from the RESOURCES box on the home page, or by clicking here.

Reminder for Jurisdictional Authorities

The National Board recently sent out email notices to participating jurisdictional authorities regarding the annual update of NB-370, National Board Synopsis of Boiler and Pressure Vessel Laws, Rules, and Regulations. This email provided detailed instructions regarding the online reporting method for both members and non-members. If your jurisdiction did not receive the notice, or if you have questions about the registration and reporting process, please email

In order to update this important document for 2022, the National Board asks each jurisdiction to review and note any corrections or updates for accuracy. The deadline for reviewing and updating the Synopsis is December 31, 2021.

The National Board appreciates the continued assistance of participating jurisdictional authorities in keeping the Synopsis up to date with new regulatory information. It is through this professional cooperation that the National Board has been able to provide a vital resource critical to the best interests of the pressure equipment industry.