ASNT invites public comment on its new standard, Use of AI/ML for NDT/E Applications, now available for review through 14 July, 2025.
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ASNT Standards: Elevating NDT Personnel
Setting global benchmarks for nondestructive testing excellence and professionalism.
At ASNT, we are committed to establishing and upholding the highest standards for the qualification and certification of nondestructive testing (NDT) personnel. Our standards and recommended practices serve as the foundation of excellence, guiding the NDT community toward unmatched expertise and professionalism.
Developed by expert ASNT committees, these standards define the qualifications required for NDT personnel to meet the rigorous demands of industries and governments worldwide. By adhering to these standards, NDT professionals enhance their careers while ensuring the reliability and safety of the industries they serve.
View All ASNT StandardsStandard Oversight Bodies
To learn more about our standards' development and their impact on NDT personnel and industries, explore our Standards Council and ANSI/ISO Technical Advisory Group (TAG).
Inquiries
For inquiries regarding any of our standards and recommended practices, fill out the standards inquiry form and submit it to standards@asnt.org.
Current Editions
BookANSI/ASNT CP-105:
ASNT Standard Topical Outlines for Qualification of Nondestructive Testing Personnel (2020)
Outlines the essential knowledge for training and certifying NDT personnel responsible for performing, specifying, reviewing, supervising, and evaluating NDT work.
BookANSI/ASNT CP-189
ASNT Standard for Qualification and Certification of Nondestructive Testing Personnel (2024)
Defines minimum requirements for the qualification and certification of NDT personnel, including instructors and Levels I, II, and III. Includes updated guidance on examinations, vision requirements, proctor training, and digital image interpretation.
BookANSI/ASNT CP-9712
Nondestructive Testing for Qualification and Certification of NDT Personnel (2023)
ISO 9712 is an international standard that provides guidelines for the global standardization of the qualification and certification of NDT personnel. The identical adoption of ANSI/ASNT CP-9712 (ISO 9712:2021):2023 was developed to provide the US with an American National Standard that would incorporate the provisions of ISO 9712:2021.
BookANSI/ASNT ILI-PQ:
In-line Inspection Personnel Qualification and Certification (2023)
Establishes requirements for in-line inspection personnel working with inspection technologies, operations, regulatory requirements, and industry standards for pipeline systems. The employer-based standard includes qualification and certification for Levels I, II, and III.
BookASNT Recommended Practice No. SNT-TC-1A (2024)
Recommended Practice No. SNT-TC-1A: Personnel Qualification and Certification in Nondestructive Testing (2024) provides guidelines for employers to establish in-house certification programs for the qualification and certification of NDT personnel. It provides the educational, experience, and training recommendations for each NDT method. Since 1966, employers have used this industry-valued document as the general framework for their employer-based certification programs. A few of the updates to the 2024 edition include: modified definitions to clarify meanings, restrictions on the use of eye drops to improve vision, the recommendation that employers assess whether referenced exams meet their requirements, the addition of the ASNT 9712 Program, the recommendation that personnel administering written examinations are trained.
