Add Comment Question: How long do you have to file a lawsuit against a former employer Answer: The limitation period in Ontario to commence a claim in the Superior Court of Justice against your employer is two (2) years from your termination date, or 2 years from the last incident. If you are commencing a Human Rights Claim against the employer, the limitation period for doing so is within one (1) year of the incident. Your Comment * Your Email * Your Name * Your City Note, your name, city and email is not displayed on the website. It is used to notify you that we have approved your comment.