404. The program must be revised, by one or more members of a professional order according to their field of practice and whose activities are related to the field of water cooling towers, ever 5 years or following one of the following events:(1) a major alteration of the facility or the replacement of equipment;
(2) a change in the procedure for maintaining the quality of water;
(3) the use of the decontamination procedure when the quality of the water reaches a health risk threshold justifying immediate action.