19. The following, among others, are declared to be derogatory to the honour of the trade:(1) Being found guilty by a court of competent jurisdiction of violations and infractions of the provisions of the Act respecting piping installations (chapter I-12.1) and the regulations adopted thereunder, the Act respecting pressure vessels (chapter A-20.01) upon prosecution brought by the board of examiners set up under these acts;
(2) With full knowledge of the facts, deceiving his client in the execution of a piece of work or contract.