Canadian government warns travelers of fines and prosecution at US border

The Canadian government has done that updated its travel guidelines for the United States highlight a long-standing but increasingly strict U.S. requirement that could affect Canadians staying south of the border more than 30 days.

The advisory emphasizes that travelers who do not comply with U.S. registration rules could face this penalties, fines and prosecution of violationsA shift that is happening as demand for cross-border travel has declined and U.S. border enforcement practices remain under increased scrutiny.

At the heart of the guidelines is a clear warning from Global Affairs Canada: “Failure to comply with registration requirements may result in fines, fines and criminal prosecution.”

What changed for Canadians at the border?

The Canadian advice does not so much describe a new Canadian policy as it is a reminder The US authorities are enforcing existing rules more assertivelyespecially for travelers entering through land borders and planning a longer stay. Reuters reported in March 2025 that the US would begin enforcing a visitor registration requirement for Canadians entering by land, citing a report by the New York Times and US officials.

Summarizing the advisory and related U.S. policy steps, Axios linked the registration focus to a broader tightening of immigration enforcement. The newspaper also quoted a US State Department official, underlining that entry conditions will be applied: “We will enforce visa rules and other entry conditions.”

The rule behind the warning and why it matters

The Canadian advisory points travelers to U.S. sources and notes that visitors staying longer than 30 days must be registered, adding that travelers can also check if they are registered automatically by looking up a I-94 admission record about U.S. Customs and Border Protection systems.

Although the legal framework predates the current moment, it has attracted renewed attention in US courts and media. An Associated Press report described how a federal judge allowed the government’s efforts to enforce registration and documentation requirements to proceed, noting the policy’s roots in older immigration statutes and its potential to expose noncompliance to fines or prosecution.

International reporting has also portrayed the issue as a shift in enforcement that will impact longer-stay Canadians, especially those who have historically crossed the land border without having to consider formal “registration” beyond normal entry screening.

Who is most exposed: snowbirds, longer stays and land crossings

The practical impact is mainly concentrated among Canadians who spend weeks or months in the US snowbirds and others with longer stays. The Guardian reported that the requirement was expected to impact the estimate 900,000 snowbirds that winter in warmer U.S. states and cited an estimate from the Department of Homeland Security millions may be influenced by the broader registration approach.

Canadian media reporting on the advisory also highlighted that the 30-day threshold is the main trigger for travel planning, and that travelers may be asked to demonstrate that they temporary visitors.

Practical Compliance: How Travelers Can Reduce Risk

Canada’s guidelines are brief: register if necessary and confirm your status using US systems. But the problem in the real world is that travelers may not know if an I-94 exists for their trip. To help close this gap, the Canadian Snowbird Association has published step-by-step guidelines explaining what travelers should do collect and preserve evidence of an I-94 when it exists and use the USCIS online registration process when it does not exist.

For traveler planning 30+ days in the US the operational conclusion is simple:

• Check to see if you have an I-94 record linked to your input and print or save test print.
• If an I-94 has not been issued for a long stay – a problem that can arise on some country entries – follow the US registration process outlined by US authorities and referenced by Canadian guidelines.
• Be prepared for questions at the border ties with Canada, the legitimacy and duration of the trip, and the ability to finance the stay– all factors explicitly mentioned in Canada’s advice.

In addition to registration: added border control and travel patterns

The Canadian U.S. advisory also reminds travelers that U.S. border officials may investigate more than just the details of the itinerary. It states that American agents may search electronic devices and may request passwords, with refusal potentially resulting in confiscation, delay, or denial of access to non-U.S. citizens. The advisory recommends steps such as installing devices airplane mode to prevent accidental synchronization of external files during inspection.

The warning comes as cross-border travel volume has decreased. Statistics Canada reported that in it August 2025Canadian residents returned from 2.9 million trips to the United StatesA Decrease of 29.7% from August 2024.

In addition, regional reports from the U.S. have linked declining Canadian visitation to economic impacts in border communities, citing double-digit declines in passenger vehicle crossings in parts of the Pacific Northwest.

For Canadian travelers, the message from Ottawa is less about avoiding the United States and more about recognizing it administrative compliance now involves higher practical stakes. For anyone planning an extended stay – especially overland – confirming registration status and carrying documentation has become a core part of responsible travel planning.