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The Global Insight

Does becoming American affect my Canadian citizenship?

Author

Michael Gray

Updated on March 16, 2026

A Canadian will not lose their citizenship if they take on another nationality or nationalities. If they are naturalized as a citizen, they will retain their original citizenship in addition to their Canadian citizenship, provided that the other country also allows dual citizenship.

How Long Can a U.S. citizen be in Canada?

6 months
Most visitors can stay for up to 6 months in Canada. If you’re allowed to enter Canada, the border services officer may allow you to stay for less or more than 6 months. If so, they’ll put the date you need to leave by in your passport. They might also give you a document.

How long do you have to live in Canada before you can apply for citizenship?

You (and some minors, if applicable) must have been physically in Canada for at least 1,095 days (3 years) during the 5 years before the date you sign your application. We encourage you to apply with more than 1,095 days of living in Canada in case there’s a problem with the calculation.

How many days of physical presence do you need to apply for Canadian citizenship?

We encourage you to apply with more than 1095 days of physical presence to have extra days in case there is a problem with the calculation. Use a travel journal to record your trips outside Canada. It will help you calculate your physical presence in Canada.

Can a CAF member get their Canadian citizenship back?

a past Canadian citizen who want your Canadian citizenship back (including current and former CAF members) You don’t automatically become a citizen when you marry a Canadian. If you’re the spouse of a Canadian citizen, you must meet the same requirements listed above (no exception).

What’s the latest version of the Canadian citizenship form?

For example, “CIT 0002 (10-2020)” means the version date is October 2020. The date you sign or mail your form does not change the version date. If you submit your application on a form with a version date older than October 2017, we’ll return it to you and ask you to resubmit your application using the newest version of the form.