U.S. tax services across the Canadian border
Tailored U.S. tax filing, FBAR compliance, and streamlined catch-up for Americans in Canada, Canadians with U.S. interests, and long-term non-filers.
Jump to: Individual Tax Business & Trusts
- U.S.–Canada treaty & FTC specialists
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TFSA,RESP&RRSPU.S. treatment -
Form 5471/ Canadian corporation specialists - Streamlined catch-up for non-filers
Individual Tax across the U.S.–Canada Border
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Click a card to see the forms involved, common issues, and how we handle each situation.
Americans on Canadian tax
Canadian rates usually run above U.S. rates, so the foreign tax credit often reduces the U.S. tax on employment income to nothing. The return is still required every year, and the work sits in the places the credit does not reach — registered accounts, Canadian funds, and the timing differences between the two systems.
How we handle it
We prepare the U.S. return alongside your Canadian filing, claim the foreign tax credit by category so it lands where the income does, document the treaty positions on Form 8833 where one is taken, and keep the FBAR and Form 8938 reporting of your Canadian accounts clean.
Get started on an individual returnForms and Tax Rules
Where it goes wrong
- A zero balance due is not an exemption — the return, the FBAR and Form 8938 are required whether or not any U.S. tax is owed.
- Canadian and U.S. tax years line up, but the credit does not: foreign tax credits are claimed by category and can strand in the wrong basket or carry forward unused.
- Canadian mutual funds and ETFs held outside a registered plan are generally PFICs, which the treaty does nothing to soften.
Registered accounts: RRSP, TFSA, RESP and FHSA
The treaty covers the RRSP and the RRIF, and nothing else. A TFSA, an RESP or an FHSA is tax-free in Canada and generally not tax-free in the U.S., which is where most of the surprises on a U.S.–Canada return come from.
How we handle it
We rely on the treaty where it actually applies — RRSP and RRIF growth deferred until withdrawal under Article XVIII(7), with no election left to miss — then work through the TFSA, RESP and FHSA on their own terms: the PFIC analysis on Form 8621, the trust-reporting question, and whether the account is worth keeping in its current shape at all.
Get started on a registered-account reviewForms and Tax Rules
Where it goes wrong
- The TFSA is tax-free in Canada only — its income is generally taxable on the U.S. return, and there is no Canadian tax on it to credit against the U.S. bill.
- Canadian mutual funds and ETFs inside a TFSA or RESP are usually PFICs, bringing annual Form 8621 filings and the punitive default regime.
- RESP grant money and accumulated income can be U.S.-taxable to the subscriber, and some plans raise foreign-trust reporting questions on Form 3520 and 3520-A.
Canadians moving to, investing in, or wintering in the U.S.
A move south, a Florida condo, a stake in a U.S. business, or simply enough winters in Arizona each carry U.S. filings — and the day count that triggers them is easier to cross than most people expect.
How we handle it
We run the day count before it becomes a problem and file the Form 8840 closer-connection claim where it applies, prepare Form 1040-NR with the net-basis election for rental property, apply for the ITINs the filings depend on, and handle FIRPTA withholding certificates ahead of a closing rather than after it.
Get started on a U.S. filingForms and Tax Rules
Where it goes wrong
- The substantial presence test counts the current year plus fractions of the two before it, so a steady winter routine can make you a U.S. tax resident without a single long stay.
- U.S. rental income is taxed at 30% of gross rents unless the net-basis election is made, and the election is easy to miss on a first return.
- On a sale, FIRPTA withholding is taken at closing from the gross price, not the gain, unless it is reduced by certificate in advance.
Long-term non-filers
A birth in a U.S. hospital, a parent’s citizenship, a green card kept after moving home. Canada holds more accidental Americans than anywhere else, and most learn of the obligation late — usually when a Canadian bank asks for FATCA paperwork.
How we handle it
It is usually more fixable than people fear, and higher Canadian tax often means little or no U.S. tax falls out of the catch-up. Where the non-compliance was non-willful, the Streamlined Filing Compliance Procedures generally require three years of returns and six years of FBARs, including your Canadian accounts and registered plans — we review your facts and prepare the full package.
Get started on catching upForms and Tax Rules
Where it goes wrong
- The obligation usually surfaces at the worst moment — when a Canadian bank requests FATCA paperwork, or at a border crossing.
- Years of unfiled returns often carry TFSA, RESP and PFIC reporting inside them, not just the returns themselves.
- The Streamlined route depends on the non-compliance having been non-willful, which is a question of facts, not of preference.
Scope
What we handle
US expat returns, FBAR and FATCA, registered accounts, PFIC and streamlined filing for Canada. We scope every engagement in writing before work begins.
Discuss your situation- U.S. individual returns (Form 1040 and 1040-NR) coordinated with your Canadian filings
- Foreign tax credit planning on Form 1116, by category, where Canadian tax runs above the U.S. rate
- U.S. treatment of TFSAs, RESPs, FHSAs and other registered accounts Canada leaves untaxed
- RRSP and RRIF deferral under Article XVIII(7) of the treaty, and the U.S. tax on withdrawals
- PFIC analysis and Form 8621 for Canadian mutual funds and ETFs, inside registered plans and out
- FBAR and Form 8938 reporting of Canadian bank, brokerage and registered accounts
- Canadian corporations owned by U.S. persons: Form 5471, GILTI, Subpart F and section 962 analysis
- Canadians with U.S. LLCs, C corporations and partnerships: Forms 5472, 1120, 1120-F and 1065
- U.S.–Canada treaty positions, including Form 8833 disclosures
- Snowbirds and the substantial presence test, including Form 8840 closer-connection claims
- U.S. real estate held by Canadians: net-basis elections, FIRPTA withholding and Form 8288-B certificates
- Streamlined Filing Compliance Procedures for accidental Americans and long-term non-filers in Canada
- Pre-move planning in either direction, before residency starts or ends
- ITIN applications (Form W-7) for non-U.S. spouses, children and investors
Business & trust services in Canada
U.S. Tax for Canadian Businesses & Foreign Trusts
In addition to personal returns, we handle Controlled Foreign Corporation reporting for Canadian companies, foreign trust disclosures, and cross-border estate planning.
Canadian corporations and U.S. business tax
Form 5471 compliance, Subpart F / GILTI analysis, Section 962 elections, and U.S. market entry reporting (Form 5472, Form 1120/1120-F) for Canadians expanding south.
How we handle it
We prepare the Form 5471 reporting year by year, model the section 962 and high-tax elections before they fall due, and handle the U.S.-side filings — Form 5472, Form 1120 and Form 1120-F — when you enter the U.S. market.
Get started on Canadian company reportingForms and Tax Rules
Where it goes wrong
- A Canadian corporation controlled by U.S. persons is typically a controlled foreign corporation, whether or not it was set up with that in mind.
- GILTI and Subpart F income lands on your personal return, not the company’s, even when no dividend is paid.
- A professional corporation or holding company used for Canadian deferral can be precisely the structure the U.S. rules tax first.
- Coming the other way, a U.S. LLC is a common misstep for Canadian residents: the CRA treats it as a corporation, so the two systems can tax the same profit in different hands.
Foreign trusts and cross-border estates
Canadian family and alter ego trust reporting (Form 3520 / 3520-A), foreign gift and inheritance disclosures, and U.S. estate tax exposure for Canadians holding U.S. assets.
How we handle it
We classify the trust first, then prepare the Form 3520 and 3520-A filings, the owner and beneficiary statements, and the distribution analysis — including delinquent filings with reasonable-cause statements where the reporting is already late.
Get started on trust reportingForms and Tax Rules
Where it goes wrong
- Gifts or bequests from non-U.S. persons above US$100,000 in a year are generally reportable on Form 3520. The gift itself is usually not taxable; the penalty for not reporting it can reach 25% of the amount received.
- A Canadian family trust that is ordinary planning north of the border is a foreign trust to the U.S., with its own reporting for every U.S. person who contributes to it or receives from it.
- Grantor or non-grantor classification decides every filing that follows, including the throwback rules on income accumulated in earlier years.
- Canadians holding U.S. shares or U.S. real estate can face U.S. estate tax on those assets; the treaty prorates the credit rather than removing the exposure.
Scope
What we handle for Canadian companies
Form 5471 reporting, GILTI and Subpart F, the elections that change the result, and the filings that follow when you expand into the U.S. market. We scope every engagement in writing before work begins.
Discuss your situation- Form 5471 reporting for Canadian corporations owned by U.S. persons, year by year
- GILTI and Subpart F computations, including Form 8992 and Form 8993
- Section 962 and high-tax election modelling before the return is filed
- U.S. corporation and partnership returns for a U.S. arm: Form 1120, Form 1120-S, Form 1065 with Schedules K-2 and K-3
- Foreign-owned U.S. entities: Form 5472 with pro forma Form 1120, and Form 1120-F where a Canadian company has U.S. business
- Entity choice for Canadians entering the U.S., including where a U.S. LLC creates a mismatch with the Canadian treatment
- Entity classification elections (Form 8832) with late-election relief, foreign partnerships (Form 8865) and transfers to a foreign corporation (Form 926)
Scope
What we handle for foreign trusts and estates
Form 3520 and 3520-A reporting, owner and beneficiary statements, the distribution analysis for U.S. beneficiaries, and the U.S. estate tax position on U.S.-situs assets. We scope every engagement in writing before work begins.
Discuss your situation- Transactions with foreign trusts: Form 3520 for contributions, distributions, and large gifts or bequests from non-U.S. persons
- Canadian family, alter ego and joint partner trusts with U.S. settlors or beneficiaries
- Foreign grantor trust returns on Form 3520-A, or a substitute 3520-A where a Canadian trustee will not file
- Grantor and non-grantor classification, which determines every filing that follows
- Distributions to U.S. beneficiaries: DNI / UNI analysis, the throwback rules and Form 4970
- U.S. estate tax exposure on U.S.-situs assets held by Canadians, including Form 706-NA and the treaty credit under Article XXIX B
- Catch-up and penalty response: delinquent Form 3520 and 3520-A filings with reasonable-cause statements
IRS Compliance Tool
Which U.S. tax forms apply to your Canadian setup?
Select the items that match your financial footprint in Canada to preview your likely U.S. reporting requirements and foreign disclosure forms.
FAQ
US tax in Canada: common questions
I am an American living in Canada and I pay a lot of Canadian tax. Do I still need to file in the U.S.?
Bottom line Yes — the return is required even when the foreign tax credit brings the U.S. tax to zero, which in Canada it often does.
U.S. citizens and green card holders must generally file a U.S. return on worldwide income wherever they live. Because Canadian tax rates are usually higher, foreign tax credits often reduce the U.S. tax to zero. The return, the FBAR and related disclosures are still required, and some Canadian accounts can create U.S. tax even when none is expected — a TFSA earns no Canadian tax to credit, and Canadian funds can fall under the PFIC rules. The filing is rarely the expensive part; the accounts inside it are where the work is.
Is my TFSA taxable in the U.S.?
Bottom line Generally yes — the U.S. does not recognise the TFSA’s tax-free status, and the funds inside it are often PFICs.
The U.S. does not recognise the tax-free status of a TFSA, so its income is generally taxable on your U.S. return, and the account itself is reportable. Depending on its holdings, PFIC reporting may apply to the funds inside it, which brings annual Form 8621 filings. Because Canada charges no tax on the account, there is no foreign tax credit to offset the U.S. bill. Many Americans in Canada reconsider how they hold these savings once they understand the U.S. treatment.
What about my RRSP — do I need to elect to defer the growth?
Bottom line No election is needed. Article XVIII(7) of the treaty defers RRSP and RRIF growth until you withdraw.
The RRSP is the one registered account the treaty handles cleanly. Under Article XVIII(7), growth inside an RRSP or RRIF is deferred for U.S. purposes until money comes out, and since 2014 that deferral is automatic — the old Form 8891 election is no longer filed. Withdrawals are U.S.-taxable when they happen, and Canadian withholding on them is generally creditable. The account remains reportable on the FBAR and, where the thresholds are met, on Form 8938.
I am Canadian and bought a U.S. rental property. What filings do I have?
Bottom line Form 1040-NR each year, usually with a net-basis election, plus FIRPTA withholding when you sell.
A non-resident with U.S. rental income generally files Form 1040-NR each year, and most owners elect to be taxed on a net basis rather than face 30% withholding on gross rents. When you sell, FIRPTA withholding applies at closing on the gross price unless it is reduced by certificate in advance on Form 8288-B. An ITIN is usually the first step, and we handle each of these filings.
We are moving from Toronto to the U.S. next year. When should we talk?
Bottom line Before the move — several months ahead. Almost everything worth doing here has to be done before residency starts.
Residency start dates, the timing of gains, RRSP and TFSA decisions, and entity elections are far more useful as planning than as after-the-fact repair. Canada’s departure tax deems most property sold on the day you leave, which can create a Canadian bill with no matching U.S. event — the two systems need to be looked at together before the date is set. A pre-move consultation often saves more than it costs.
Do you also prepare Canadian returns?
Bottom line No — we handle the U.S. side, and coordinate with your Canadian accountant so the two returns agree.
Our practice is the U.S. side of the border. We regularly coordinate with Canadian accountants, whether yours or ones we work with, so the two returns are prepared consistently rather than in isolation. Where a position on one return depends on the other — foreign tax credits above all — we make sure the numbers are reconciled rather than assumed.
Work with us
US tax across the Canadian border?
- 01 You describe the situation in a few sentences.
- 02 We respond within one business day and tell you which US filings it involves.
- 03 We scope and quote the work in writing before it begins.
Prefer email? info@lcwtax.com
Prefer to call? +852 3008 8218 (Hong Kong) +1 437 837 1029 (Toronto)
Insights
U.S.–Canada Tax Insights
RRSP and RRIF Withdrawals: The US-Taxable Amount and Your Foreign Tax Credit
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The 70% Tax Trap: How PFICs Create Double Taxation for Americans in Canada
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Canadians Owning US Real Estate: Rental Income, FIRPTA and the Exit
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TFSAs, RESPs and FHSAs: How the US Taxes Canadian Registered Accounts
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US Citizens Living in Canada: What You Still Owe the IRS
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Canadians Moving to the US: The Pre-Move Tax Checklist
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