For inquiries regarding any of our standards and recommended practices, fill out the standards inquiry form and submit it to standards@asnt.org.
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).
Current Editions
ANSI/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.
ANSI/ASNT CP-189:
ASNT Standard for Qualification and Certification of Nondestructive Testing Personnel (2024)
Built upon SNT-TC-1A, this offers comprehensive minimum criteria for personnel certification, including requirements for NDT instructors and employer certification of Level I, II, and III personnel. Recommended to use alongside ANSI/ASNT CP-105.
ANSI/ASNT CP-9712:
Nondestructive Testing for Qualification and Certification of NDT Personnel (2023)
CP-9712 outlines the requirements for the qualification and certification of NDT personnel, providing a framework for standardized training, examination, and certification procedures.
ANSI/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.
ASNT Recommended Practice No. SNT-TC-1A (2024)
Guidelines to create in-house NDT certification programs, outlining educational, experience, and training requirements for various methods. Recommended to use alongside ANSI/ASNT CP-105.