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Established in 1985, the Workplace Safety and Insurance Appeals Tribunal (WSIAT) is the final level of appeal to which workers and employers may bring disputes concerning workplace safety and insurance matters in Ontario. WSIAT has always been separate from and independent of the Workplace Safety and Insurance Board.



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WSIAT’s New E-filing Service – Additional FAQsNEW

October 2, 2020

WSIAT Guidelines for Teleconference and Videoconference Hearing ExpensesNEW

October 1, 2020

WSIAT Guidelines for the Gradual Resumption of In-Person Hearings During COVID-19NEW

September 18, 2020

Workplace Safety and Insurance Appeals Tribunal (WSIAT)
COVID-19 Interim Practice Guideline: Objections to Alternative Hearing Methods - Revised September 15, 2020

September 15, 2020

Workplace Safety and Insurance Appeals Tribunal (WSIAT)
Adjudication Update Q and A – Revised September 15, 2020

September 15, 2020

Best Practices: Teleconference and Videoconference
Hearing Information for Representatives and Parties – Revised September 15, 2020

September 15, 2020

WSIAT’s New E-filing ServiceNEW

September 4, 2020

Important Notice: Letter to Stakeholders – Additional WSIAT Covid-19 Updates NEW

August 26, 2020

Important Notice: Resumption of Limitation Periods and Procedural Timelines at the WSIATNEW

August 25, 2020

Tips for an Electronic WSIAT HearingNEW

July 30, 2020

Tribute to Ian J. Strachan, Tribunal Chair 1997-2016NEW

July 29, 2020

Return of In-Person HearingsNEW

July 16, 2020

Workplace Safety and Insurance Appeals Tribunal 2019 Annual ReportNEW

July 10, 2020

Important Notice: Letter to Stakeholders – WSIAT Covid-19 NEW

June 16, 2020

Stakeholder Meeting Summary – April 21, 2020

May 25, 2020

Important Notice:
WSIAT Operations during COVID-19 – April 2, 2020 Update

April 2, 2020

WSIAT Donates Supply of N95 Masks to Mount Sinai Hospital

March 27, 2020

WSIAT Chair Appointment

February 7, 2020

In-Person Information Session for WSIAT Stakeholders:
February 11, 2020, 4:00 – 5:30 p.m.

January 21, 2020

# Announcements Archive

Highlights of Noteworthy Decisions

Decision No. 3125 17

Whether the worker had entitlement for psychotraumatic disability as a result of a traumatic brain injury.

Decision No. 645 19

Consideration of entitlement for surgery out of Ontario.

Decision No. 674 20

Whether a worker's death resulted from a compensable injury.

Decision No. 877 20

Whether, in the circumstances, obesity and smoking were pre-existing conditions for purposes of SIEF relief.

Decision No. 737 20

Consideration of an objection to the COVID-19 hearing format selected by the Tribunal for the appeal.

Decision No. 1875 19 I

Whether a decision of the College of Physicians and Surgeons of Ontario regarding a doctor is admissible in a Tribunal appeal.

Decision No. 733 20

Consideration of entitlement for traumatic mental stress.

Decision No. 430 20

Payment of rent differential as a health care measure.

Decision No. 455 20

Review of prior Tribunal case law and criteria of entitlement for medical marijuana, prior to introduction of Board policy.

Decision No. 1891 18 IR

Adoption of broad interpretation of jurisdiction over issues on appeal.

View more recent noteworthy decisions...


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