National Inspection Testing Certification (NITC) is a third-party provider of certification services to the Piping Industry. We test and certify personnel in the Plumbing, Piping, HVACR and Related Piping Industries. NITC also specializes in Test Development and Test Administration and is ISO 9001:2008 certified and offers a large number of personnel certifications that include but are not limited to Journey and Mastery Levels, Medical Gas, IAPMO Voluntary Plumbing and Mechanical Inspector, and assorted City, County and State Government requirements. NITC is non-discriminatory in accepting applications and issuing certifications to candidates in regards to membership in any trade, association, union, etc., and is in compliance with Federal and State ADA regulations.