The link appearing at the bottom of this page will enable you to download the June 2026 version of the Standards and Procedures in Adobe Acrobat (PDF) format. Depending on your web browser configuration, the standards may open in this window or be downloaded directly to your computer.
If the Standards open in this window, we recommend doing a File –> Save As to copy them to your hard drive. When you re-open the Standards in Acrobat Reader, you will see a navigation pane in the left-hand side of the window that will enable you to quickly jump to any part of the Standards.
Important: The NSS-CDS Standards and Procedures are protected under USA and international copyright law. They are for the sole use of current NSS-CDS Instructors and Instructor Interns. They may not be distributed to any other party without the express written consent of the NSS-CDS Training Director.
The June 2026 S&P changes include an addition to the Gas Density requirements.