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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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2017 WSIAT Annual Report Now Available NEW

May 9, 2018

Two Datasets Now Available for Download

March 23, 2018

Appeals of Decisions Reducing NEL Awards due to a Pre-Existing Condition

February 8, 2018

Mental Stress Appeals at the WSIAT

January 18, 2018

Caseload update, July 1 to September 30, 2017, Now Available

November 23, 2017

# Announcements Archive

Highlights of Noteworthy Decisions

Decision No. 3682 17

Consideration of entitlement for traumatic mental stress resulting from an incident off the employer's premises.

Decision No. 2434 17

Consideration of the binding nature of a previous Tribunal decision.

Decision No. 2533 17

Calculation of radiation exposure in a uranium mine for purposes of entitlement for lung cancer.

Decision No. 230 17

Whether the plaintiff in a civil case was a worker or a volunteer.

Decision No. 3147 17

Determination of benefits at the final LOE review.

Decision No. 3354 17

Compulsory coverage in the construction industry and the exemption for an executive officer.

Decision No. 1223 17

Whether LOE benefits at the final review should be based on actual earnings in a short-term contract position that was not in the identified suitable occupation.

Decision No. 3328 17

Whether a lay-off was short-term or long-term, for purposes of Board policy.

Decision No. 2477 17

Whether a person was a worker while attending a staff party after completion of the employment contract.

Decision No. 2508 17

Consideration of NEL rating for various aspects of impairment.

View more recent noteworthy decisions...


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