Stamps & Marks

Print Date: 9/29/2020 6:38:53 PM

The National Board maintains four separate accreditation programs and one authorization program for stamps and marks. A description of the scope, requirements, and estimated cost of each program is outlined in each section below:

Accreditation Programs:

• R Stamp
   
• VR Stamp
   
• NR Stamp
   
• T/O Mark
   

Authorization Program:

• NB Mark

  

Use of Marks Policy