The activity being performed must not be one for which remuneration is normally paid. Self-funded researchers must present evidence of their purpose of entry and anticipated duration of stay. This could be a letter from the Canadian academic institution that is hosting the researcher. They must have sufficient funds to support themselves for the period of time requested. These persons should be processed and documented as visitors.
Medical requirements apply.
Extensions may be granted if the above criteria continue to be met. Researchers not meeting the above criteria require an employment authorization.