Oklahoma Administrative Code
Title 380 - Department of Labor
Chapter 25 - Boiler and Pressure Vessel Rules
Subchapter 13 - Licensing of Boiler and Pressure Vessel Service, Repair and/or Installers
Section 380:25-13-3 - Qualification for welding, effective January 1, 1989

(1) American Society of Mechanical Engineers Certificates of Authorization. An organization in possession of a valid ASME Certificate of Authorization may perform repairs to boilers and/or pressure vessels provided such repairs are within the scope of the organizations quality control system.

(2) National Board Certificates of Authorization. Repairs to boilers and/or pressure vessels may be performed by an organization in possession of a valid Certificate of Authorization for use of the "R" symbol stamp, issued by the National Board of Boiler and Pressure Vessel Inspectors.

(3) In lieu of "(1)" or "(2)" above. A repair organization may perform welded repairs to boilers and/or pressure vessels provided the organization has met the requirements as outlined in the National Board Inspection Code for qualification for the National Board "R" Code Symbol Stamp (the reference to the National Board Certificate of Authorization is deleted and the actual obtaining of the "R" stamp is not required). (For those repair firms or organizations which only repair boilers and/or pressure vessels owned and/or operated by state of Oklahoma authorized owner/user inspection agencies, "ANSI/API 510 Pressure Vessel Inspection Code" may be substituted, if applicable, where the National Board is referenced in the NBIC). IN EACH CASE WELDERS, WELDING OPERATORS AND WELDING PROCEDURES SHALL BE QUALIFIED IN ACCORDANCE WITH ASME SECTION IX AND REFERENCING CODES. FIRMS OR ORGANIZATIONS QUALIFYING UNDER THIS PARAGRAPH SHALL HAVE THEIR QUALITY CONTROL SYSTEM REVIEWED TRIENNIALLY.