Authorized Inspection Agencies
For a complete listing of all AIAs, please click HERE.
The AIA list is located within the National Board's Business Center and will open there. The list can be filtered by inspection type, such as New Construction, Inservice and Repair/Alteration, by organization type, and also by company name and location. If searching by US state or Canadian province, use the standard two-letter postal abbreviation.
For new construction, an Authorized Inspection Agency is an entity that meets the qualification and definition described in NB-360, National Board Acceptance of Authorized Inspection Agencies (AIA) Accredited by the American Society of Mechanical Engineers (ASME).
A New Construction AIA as described in NB-360, National Board Acceptance of Authorized Inspection Agencies (AIA) Accredited by the American Society of Mechanical Engineers (ASME), seeking accreditation to perform inspections of Repairs and/or Alterations in accordance with the NBIC Part 3 will also need to address the requirements of NB-381, Quality Program for Inspection Organizations (en Español).
Authorized Inspection Agencies seeking PROVISIONAL acceptance by the National Board should:
Authorized Inspection Agencies seeking NEW/RENEWAL acceptance by the National Board should:
For inservice inspection, an Authorized Inspection Agency is either a jurisdiction as defined in the National Board Constitution or an entity that is accredited in accordance with NB-369, Accreditation of Authorized Inspection Agencies (AIA) Performing Inservice Inspection Activities and NB-381, Quality Program for Inspection Organizations (en Español).
Authorized Inspection Agencies seeking PROVISIONAL accreditation by the National Board should:
Authorized Inspection Agencies seeking NEW/RENEWAL accreditation by the National Board should:
A Federal Inspection Agency (FIA) is an entity accredited in accordance with NB-390, Accreditation of Federal Inspection Agencies and NB-381, Quality Program for Inspection Organizations (en Español).
Federal Inspection Agencies seeking PROVISIONAL accreditation by the National Board should:
Federal Inspection Agencies seeking NEW/RENEWAL accreditation by the National Board should: