This is the seventh edition of CSA W178.1, Certification of welding inspection organizations. It supersedes the previous editions, published in 2014, 2008, 2002, 1996, 1990, and 1973 (as W178-73, Qualification Code for Welding Inspection Organizations).

This Standard provides industry and public authorities with a set of requirements to appraise the capability of organizations supplying services in the welding inspection field. It is to be used in conjunction with CSA W178.2, Certification of welding inspectors.

The requirements of this Standard are intended to be applied in conjunction with quality management system standards, such as the CAN/CSA ISO 9000 Standards, and with product category standards as listed in Annex A.