AWS B2.3/B2.3M:2018 provides the requirements for qualification of soldering procedure specifications. This specification also provides requirements for the performance qualification of solderers and soldering operators and is intended for use where referenced by a product standard or contract document. Employers shall be responsible for the soldering done by their organization, including the use of qualified soldering procedures, qualified solderers, and qualified soldering operators. It is the Employer's responsibility to assure that soldering procedure specifications meet any additional requirements of the Referencing Document. Each Employer shall maintain the applicable soldering procedure specifications, soldering procedure qualification records, and soldering performance qualification records.