Injury and Illness What happens when one of your workers is ill or injured? 1. What should I do immediately when a worker is ill or injured because of work? 2. Should I report to the WSIB? 3. How do I report to the WSIB? 4. What is a Functional Abilities form, and when do I use it? Occupational Exposures PEIR is the Program for Exposure Incident Reporting. It is a voluntary reporting program for employers and workers when an unplanned exposure incident occurs. Tax Statements and your Injured Worker