Canadians staying in the U.S. for longer than 30 days — a norm for many snowbirds who spend their winters south of the border — will have to register and submit fingerprints with U.S. immigration enforcement.

Starting April 11, 2025, Canadians staying in the U.S. for more than 30 days will be required to register with U.S. authorities and provide fingerprints as part of the process. The regulation, published in the U.