Do you require a travel visa to enter the Enter Canada? Be sure to check with the Canadian Embassy or Consulate for your jurisdiction about visa processing times, and allow sufficient lead time for your application to be processed. If you will require a letter of invitation from ICAIS to accompany your visa application, you should request that from the Conference Administrator well in advance of your planned travel.
Click here to determine whether you are required to obtain a travel visa to enter Canada (note: subject to change).
Details are on the Government of Canada website.