Ontario. Ministry of Labour, Immigration, Training and Skills Development. Occupational Health and Safety Branch - Occupational Health and Safety Branch, Main Office

Enforces Occupational Health and Safety Act and Regulations including construction, industrial and mining health and safety, and health care and residential facilities workplace safety

  • inspects work sites
  • investigates refusals to work under unsafe conditions
  • investigates fatalities and serious accidents
  • promotes education and prevention

No in-person services

Mon-Sun
24 hours
1-877-202-0008 (Health and Safety Contact Centre)
416-326-7798 (Health and Safety General Inquiry)
TTY: 1-855-653-9260 (Health and Safety Contact Centre)
Website: www.ontario.ca
Eligibility

Open to all workers in Ontario.

Areas Served
Ontario
Fees
Fee
None
Languages
English
French
Application Instructions

No application required.

ON211 Regional Partner
Findhelp Information Services
Last Full Update
November 11, 2025