1.1 This guide establishes areas for review and provides a survey form that can be used in auditing and determining the competence of a nondestructive testing agency.

1.2 Areas for review should include, but are not limited to, the following: description of the agency, its facilities and organization; documentation of policies or practices, or both, including a) contract review, b) equipment calibration, and c) personnel qualifications.

1.3 The use of SI or inch-pound units, or combinations thereof, will be the responsibility of the technical committee whose standards are referred to in this standard.

1.4 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.