They can appeal to the Federal Court. The UNHCR has been very clear in international jurisprudence and is very clear that it's about a fair process, which is entrusted to the Federal Court. I think amongst all of us here, we can agree that it is a robust mechanism to assess whether the PRRA officer may have missed some element in the determination of whether the person needs to be protected as a refugee in Canada or not.
On May 7th, 2019. See this statement in context.