CNS 2024 | International Travelers

It is your sole responsibility to ensure that you have all the travel documents necessary to enter in, or transit through, each country on your itinerary. Please ensure you verify the requirements for each country as the required documents for the outbound portion of your travel may differ from those required on the return.

Along with the normal travel documents required to enter Canada, additional documents may be required depending on your country of origin. Find out what you need to visit Canada and what documents you need to carry with you to transit through Canada.

General Entry Requirements

Entry requirements by country or territory.

Find out what document you need to travel, visit family and friends, do business, or transit through Canada. Read more here.

Find Out if you Need a Visa

Answer a few questions to find out if you need a visa or an Electronic Travel Authorization (eTA) to visit or transit through Canada, click here.

Apply for an Electronic Travel Authorization (eTA)

To learn more and to apply online, click here.

Need a Letter of Invitation for your VISA Application?

We are happy to provide Letters of Invite to international delegates who may require a letter for Visa application. Please note you need to be registered to attend CNS 2024 Annual Meeting in order for us to write a letter of invite.  Please fill out this form and email it to

Be advised Visa letters may take 7-10 days to process; please plan accordingly.

Disclosure: Participant information may be shared with Immigration, Refugee and Citizenship Canada’s (IRCC). Information collected in part may be used to identify and coordinate the processing of visa applications, within the confines of the Privacy Act and at the discretion of the Special Events Unit.


IRCC is sharing the following important information for international invitees seeking entry into Canada to attend CNS 2024 Annual Meeting.

*Should you any questions regarding your visa application, you should contact the consulate office responsible for processing your visa application (for overseas inquiries), or the Client Support Centre (for in-Canada inquiries).

Advance Declaration

The ArriveCAN App & MPC App allows travelers to submit their travel document, photo, and customs declaration information through a free, secure app on their smartphone or other mobile device. The use of these apps streamlines the traveler’s entry process into Canada & the United States by reducing passport control inspection time and overall wait time. As a result, travelers may experience shorter wait times, less congestion and efficient processing... [read more]