{"data":{"id":"us/49-cfr-195.222","jurisdiction":"us","citation":"49 CFR 195.222","heading":"Welders and welding operators: Qualification of welders and welding operators.","body":"(a) Each welder or welding operator must be qualified in accordance with section 6, section 12, Appendix A or Appendix B of API Std 1104 (incorporated by reference, see § 195.3), or section IX of the ASME Boiler and Pressure Vessel Code (ASME BPVC), (incorporated by reference, see § 195.3) except that a welder or welding operator qualified under an earlier edition than listed in § 195.3, may weld but may not requalify under that earlier edition.\n(b) No welder or welding operator may weld with a welding process unless, within the preceding 6 calendar months, the welder or welding operator has—\n(1) Engaged in welding with that process; and\n(2) Had one weld tested and found acceptable under section 9 or Appendix A of API Std 1104 (incorporated by reference, see § 195.3).","path":["Title 49—Transportation","Subtitle B—Other Regulations Relating to Transportation","CHAPTER I—PIPELINE AND HAZARDOUS MATERIALS SAFETY ADMINISTRATION, DEPARTMENT OF TRANSPORTATION","SUBCHAPTER D—PIPELINE SAFETY","PART 195—TRANSPORTATION OF HAZARDOUS LIQUIDS BY PIPELINE","Subpart D—Construction"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-49.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:34Z","sha256":"dad4cddd0fc860e18673cc3f13279e076550719e0dd65100a76d075c97f6acae","source_id":"us-cfr","stale":true,"prev":"us/49-cfr-195.216","next":"us/49-cfr-195.224"},"notice":"GroundRules: Original legal text. Not legal advice."}