TN Visa Taxes Explained: What Canadians Need to Know About U.S. & Canadian Taxes

TN Visa Taxes Explained

Working in the U.S. on a TN Visa can be exciting — new job, new city, new opportunities. But when tax season arrives, many Canadians suddenly discover something unexpected. Here are SDG Accountants & Enrolled Agents explaining in detail about the TN Visa Taxes:

Taxes get complicated. Fast.

This guide explains TN Visa taxes in a clear, friendly way while showing where an accounting firm can help simplify the process. If you’re a Canadian working in the U.S. — or planning to — this is essential reading.

Do TN Visa Holders Pay Taxes in the U.S., Canada, or Both?

Here’s the reality:

  • 👉 You may have to file taxes in the USA, Canada, or both countries.
  • 👉 It does not depend on your TN Visa.
  • 👉 It does depend on your tax residency.

Tax residency is determined differently in the U.S. and Canada. That’s why many TN professionals get confused — and why our firm often steps in to help.

U.S. Tax Obligations for TN Visa Professionals

The USA uses the Substantial Presence Test (SPT). It’s based on how many days you’ve spent in the U.S. over the past 3 years.

  • If you meet the test, you’re a U.S. tax resident.
  • If you don’t, you file as a non-resident.
  • New arrivals
  • Cross-border commuters
  • Individuals claiming a “closer connection” to Canada

Understanding these exceptions can be tricky — having a tax accountant in Miami can help avoid costly mistakes.

✔ Federal Income Tax

  • Paid to the IRS.

✔ State Income Tax

  • Depends on your state.
  • Some states have no income tax, while others have high rates.

✔ FICA (Social Security + Medicare)

  • Many TN workers pay this unnecessarily when they could be exempt with the proper Certificate of Coverage.
  • Our firm reviews each case to confirm whether FICA should apply — because overpaying is incredibly common.

To file correctly, you’ll need:

  • W-2 from your U.S. employer
  • I-94 travel record
  • SSN (Social Security Number)

Missing or incorrect documents are among the most significant reasons TN taxpayers experience delayed refunds.

  • Form 1040 → U.S. tax residents
  • Form 1040-NR → non-residents

Some TN workers file a dual-status return in their first year — something we handle frequently for clients.

Canadian Tax Obligations for TN Visa Workers

Canada looks at residential ties, such as:

  • A home in Canada
  • Spouse or dependents
  • Provincial health care
  • Canadian bank accounts

Even if you live in the U.S. for work, you might still be considered a Canadian tax resident.

Most people don’t realize this — until the CRA asks questions.

You must:

  • Report your worldwide income, including U.S. wages
  • Claim foreign tax credits to avoid double tax

Our firm ensures the credits are calculated accurately — because even a small mistake can lead to double taxation.

If you cut ties with Canada, you may qualify for non-resident status. In that case:

  • You usually don’t pay Canadian tax on your U.S. salary
  • But you may face a departure tax

We help clients determine the exact date of residency change and handle CRA departure filings.

Avoiding Double Taxation

This is the #1 concern for TN professionals — and understandably so.

Thankfully, the U.S.-Canada Tax Treaty protects you by:

  • Determining which country gets to tax your income
  • Allowing foreign tax credits
  • Providing “tie-breaker” rules for unclear cases

Our firm specializes in treaty-based filings and Form 8833, which is required when claiming treaty benefits.

Common Tax Mistakes TN Visa Holders Make

We see these issues all the time:

❌ Filing the wrong U.S. form (1040 instead of 1040-NR)
❌ Paying FICA when exempt
❌ Not cutting enough ties to qualify as a non-resident of Canada
❌ Forgetting to file Canadian departure forms
❌ Not reporting U.S. income to Canada
❌ Missing foreign tax credits

Fixing these mistakes retroactively is possible — but resolving them early is much easier.

State Taxes Make a Big Difference

State Taxes

Where you work matters. A lot.

  • Texas
  • Florida
  • Nevada
  • Tennessee
  • Washington
  • California
  • New York
  • New Jersey

We help clients compare state tax impacts before they relocate.

Smart Tax Planning Tips for TN Professionals

Track your days in the U.S.

Everything depends on this.

Know your residency before filing

Avoid IRS and CRA surprises.

Review your investment accounts

RRSPs, TFSAs, and 401(k)s all have cross-border rules.

Keep your documents organized

We provide clients with an annual checklist.

Work with a firm that handles cross-border tax

This is not a good area for DIY tax software.

TN Visa Taxes

Understanding your tax residency, income rules, and filing obligations

Make life easier. Make billing transparent. Reduce stress.

TN Visa Tax FAQ

Conclusion: Tax Rules Are Complicated — But They Don’t Have to Be

TN Visa workers face one of the most confusing tax situations:
Two countries, two tax systems, one income.

With proper planning — and the right accounting firm like our Miami Accountant team — you can file correctly, avoid double taxation, and keep more of your money.

Contact SDG Accountant & Enrolled Agents, and one of our Miami Tax Accountants will gladly help. If you need precise advice on your specific tax situation, you can also click below to get a consultation with one of our Miami tax professionals.

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