Cambodia: information for Canadians
May 13, 2016: update: Laws and Culture section
PRAKAS on the expulsion, deportation and limitation of visit
Cambodian authorities exercise the right to expulse, deport and limit a traveller’s visit if the latter is accused, or suspected of, having violated local laws, which include possession of invalid entry documents and requirement; possession of a criminal record or involvement in criminal activities; mental illness or serious transmitted diseases, among others. Check with the Ministry of Interior for more information.
https://travel.gc.ca/destinations/cambodia