OHS Code Explanation Guide

Published Date: July 01, 2009
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Part 29 Workplace Hazardous Materials Information System (WHMIS)

Section 409 Interim non-disclosure

Once a claim for exemption to disclose confidential business information has been filed with HMIRC, the employer must disclose the date when the claim was filed and the registry number assigned by HMIRC to the claim on the MSDS and product labelling.