The Canada Labour Code, among other things, gives every federally regulated employee the right of arbitration when they are dismissed for cause, and in some cases when they are dismissed absent of any allegations of cause.
In recent years, one of the recurring circumstances where the efficacy of a signed release has been debated is where a former employee files an application with the Ontario Human Rights Tribunal.
In Nova Scotia, employees with ten years of service are provided with special protections under the Labour Standards Code. Section 71 of the Code provides that, subject to certain exceptions, an employer can only dismiss an employee with ten years of service or more for just cause. This is called the tenured employee rule.