42.1. In this Chapter, “certificate of qualification” and “competency certificate” mean the document issued respectively by the Minister of Employment and Social Solidarity or the Commission de la construction du Québec certifying that the person identified therein and holding the certificate has successfully completed professional training valid for the relevant class of facilities, authorizing the person to perform the operations, monitoring or work provided for in sections 44 to 44.0.2 on that class of facilities.