21. The worker, the safety representative or the person replacing him, or the employer or his agent, within ten days of the mailing of the inspector’s decision, may apply to the regional chief inspector for a review of the decision. The application must be made in writing.
If no application is made within the prescribed time, the inspector’s decision is final.
The regional chief inspector’s decision must be substantiated and recorded in writing. It is transmitted by registered or certified mail to the worker, the safety representative or the person replacing him and to the employer or his agent.