Permanent residence, by definition, is permanent. So we're talking about unlimited duration. In the context of limited duration, individuals are required to work in the home care sector. They are selected in accordance with that program. For two years, they must therefore work in that field. However, if they are subject to abuse by the employer, but have permanent resident status, they will not feel intimidated by the idea of going to the authorities or reporting that employer.
On April 10th, 2008. See this statement in context.