624 plain-English guides on cross-border, each one ending in what to do next.
Yes. A Canadian can own a US corporation, LLC or branch. The vehicle sets your tax: a C corporation usually beats an LLC for a Canadian resident, and owning isn't a work permit.
Cross-BorderThe Canadian Snowbird Act isn't law. As of October 18, 2026 both bills sit in committee. If passed, they'd allow 240-day stays and override the 183-day tax test.
Cross-BorderAn Edmonton cross-border tax accountant files both countries' returns and handles the Alberta pieces: 2026 rates, AHCIP when you leave, US rotational work and departure tax.
Cross-BorderAn Ottawa cross-border tax accountant files both countries' returns and handles the local pieces: federal pensions in the US, Gatineau vs Ottawa residence, OHIP and probate.
Cross-BorderThe yearly Canada-US filing checklist by filer type: US citizens in Canada, Canadians in the US, Canadians with US income, and Canadian corporations, with 2027 due dates.
Cross-BorderCross-border tax planning is a short list of decisions with fixed dates: your departure date, the treaty step-up, your US start date and the first-year return choice.
Cross-BorderYes, in two parts: the CPP (QPP in Quebec), paid from work contributions, and OAS, paid on years lived in Canada. How each is taxed when you cross the border, and the treaty rule.
Cross-BorderThe 2025 FBAR was due April 15, 2026, with an automatic extension to October 15, 2026, and the 2026 FBAR is due April 15, 2027. Weekend rules, disaster relief, missed dates.
Cross-BorderUsually six. Streamlined asks for the last 6 FBAR years and 3 years of returns, and FBAR penalties can generally be assessed for 6 years. What changes it and why.
Cross-BorderA CPA or enrolled agent usually handles non-willful FBAR catch-ups. Willfulness, criminal risk or an exam that raises willfulness is lawyer territory, partly because of privilege.
Cross-BorderFlorida has no personal income tax, but Canadians still owe Canada on world income and the IRS on US-source income. Here's what Florida does tax and who pays it.
Cross-BorderA Canadian corporation files Form 1120-F for any year it runs a US trade or business, even one the treaty exempts. File on time or lose deductions. Dates and forms here.
Cross-BorderForm 14653 is the signed certification for Streamlined Foreign Offshore. Every section of the March 2025 form: the tax table, statements, residency, narrative and signatures.
Cross-BorderForm 3520 reports foreign trusts and large foreign gifts. In Canada that's usually an inheritance over $100,000, or a TFSA or RESP that may be a trust. Who files, when, penalties.
Cross-BorderYou file the FBAR online through FinCEN's BSA E-Filing System, no account needed. What to gather, which part each Canadian account goes in, spouses, preparers and fixes.
Cross-BorderFile one Form 8621 per Canadian fund, attached to your 1040 by its due date. Who must file, the $25,000 exception, the three PFIC regimes and the election deadlines.
Cross-BorderThe IRS streamlined procedures let non-willful filers catch up with 3 years of returns and 6 years of FBARs: no penalty if you live abroad, 5% if you live in the US.
Cross-BorderMost TN workers are already US tax residents, so a green card changes little on the next return. It changes how residency ends, the treaty position and the exit-tax clock.
Cross-BorderYes. A US citizen in Canada owes US estate tax on a worldwide estate above the 2026 $15 million exclusion, Canada taxes the deemed gains, and treaty credits limit the overlap.
Cross-BorderIndividuals sign the W-8BEN, Canadian corporations sign the W-8BEN-E, and only US persons sign a W-9. What each form claims and what a wrong form costs.
Cross-BorderA 1040-NR has no IRS filing fee. Firm prices start at $525 for a simple return, ours is $600 on its own, and skipping it can leave US rent taxed at 30% of the gross.
Cross-BorderForm 1120-F has no IRS fee, and one firm we found publishes a price: $1,100 at Taxes for Expats. Filing over 18 months late can cost a Canadian company its US deductions.
Cross-BorderForm 3520 has no IRS fee. Firms list $359 (MyExpatTaxes) to $500 (Greenback, Bright!Tax) to prepare one. A late gift report can cost up to 25% of the gift in penalties.
Cross-BorderForm 5471 has no IRS fee, but published firm prices run from $625 (Taxes for Expats) to $750 to $2,500 (WCG CPAs). Skipping it can cost $10,000 per corporation per year.