23. The employer must, as soon as possible after being informed by a supplier, in accordance with section 4(1) and section 5.12(2) and (3) of the Hazardous Products Regulations (SOR/2015-17), of significant new data regarding a hazardous product or on becoming otherwise aware of such data, send a notice to the workers and to the members of the health and safety committee or, if applicable, to the job-site committee or the safety representative.
The employer must update the safety data sheet within 90 days of becoming aware of such data.