If you're not a Canadian citizen or Permanent Resident of Canada, you must have a valid study permit to study in Canada at the University of Waterloo unless you meet one of the exemptions.
To enter Canada all international students, regardless of length of study, need to have either a valid study permit or a letter of introduction (study permit approval letter issued outside of Canada). In all scenarios, unless you are a citizen or lawful permanent resident of the United States, a valid entry document is also required.
Note: University of Waterloo's Designated Learning Institution# (DLI number) is O19305471522. You will need Waterloo's DLI number for your application.
See below for more support and resources about immigration documents.