Three groups an officer must let into Canada after examination, whatever else is in the file. People another country refused and sent back after Canada removed them. People returning under a transfer order in a criminal matter who still had an unenforced removal order here. And people carrying refugee travel papers from the Minister that are good for return to Canada.
39 An officer shall allow the following persons to enter Canada following an examination: (a)persons who have been returned to Canada as a result of a refusal of another country to allow them entry after they were removed from or otherwise left Canada after a removal order was made against them; (b)persons returning to Canada under a transfer order made under the Mutual Legal Assistance in Criminal Matters Act and who, immediately before being transferred to a foreign state under the transfer order, were subject to an unenforced removal order; and (c)persons who are in possession of refugee travel papers issued to them by the Minister that are valid for return to Canada.