This regulation sets out special rules for certain categories of employees and exemptions to Parts VII to XI which deal with hours of work and eating periods. For example, many cooks must wear white jackets and hats and checked trousers.Your employer must buy the uniform. Find out what you typically need to work as an institutional cook in Ontario. These requirements are applicable to all Cooks (NOC 63200). I am helping some friends who have been working in Ontario as Cooks (NOC 63200). They obtained a valid work permit through a successful LMIA. Ontario to ban unpaid restaurant trial shifts as part of new labour law coming today. Legislation set to be tabled Tuesday introduces host of new labour laws. Here's our guide on why you may want to consider hiring in Ontario, as well as some key Ontario labor laws and legislation specific to this province.