Employees Can Sue for Constructive Dismissal Caused by Chronic Mental Stress: ON Div Ct

Can an employee sue for constructive dismissal if the cause of the employment relationship break down is that the employee was subjected to chronic workplace harassment resulting in injuries otherwise compensable under the WSIB regime?

In a well-reasoned, no-nonsense decision, Morningstar v. WSIAT, 2021 ONSC 5576 (CanLII), the Ontario Divisional Court (Sachs, Backhouse and Kurke JJ.) overturned two earlier decisions of Ontario’s Workplace Safety and Insurance Appeals Tribunal (the “WSIAT”), about which I blogged in my post Employees Cannot Sue for Constructive Dismissal Caused by Chronic Mental Stress: WSIAT, and held that one can.

Employees Cannot Sue for Constructive Dismissal Caused by Chronic Mental Stress: WSIAT

Can an employee in Ontario sue for constructive dismissal, if the reason the employee was forced to leave employment was because of chronic mental stress, caused by workplace bullying or harassment?

According to a 2019 “right to sue” decision from the Ontario Workplace Safety And Insurance Appeals Tribunal, Morningstar v. Hospitality Fallsview Holdings Inc. (Decision No. 1227/19), 2019 ONWSIAT 2324 (CanLII), the answer is “no.”