For the 2026 tax year
US and Canada Tax Deadlines for 2027
One calendar for both countries: US returns and FBARs, snowbird Form 8840, foreign-owned LLC filings and Canada's T1, T1135 and RRSP dates. Compiled by Gurleen Kaur, CPA licensed in British Columbia and Washington State.
Quick answer
What are the main US and Canadian tax deadlines in 2027?
For the 2026 tax year: April 15, 2027 for most US returns, the FBAR (automatically extended to October 15) and calendar-year Form 5472 filings; June 15, 2027 for US citizens living abroad, nonresidents without US wages and snowbirds' Form 8840; and April 30, 2027 for most Canadian T1 returns and T1135s, or June 15 for the self-employed. Sources: IRS FBAR page, Publication 54, Form 1040-NR instructions and CRA.
United States
US dates follow the IRS rules for each form for a calendar tax year.
| Date | What is due | Source |
|---|---|---|
| Monday, March 15, 2027 | Form 3520-A for a calendar-year foreign trust (15th day of the 3rd month) | 3520-A instructions |
| Thursday, April 15, 2027 | Form 1040 for US residents; FBAR (automatic extension to October 15); Form 1040-NR if you had US wages; pro forma Form 1120 with Form 5472 for calendar-year foreign-owned LLCs; Form 3520 if you live in the US | FBAR, 1040-NR, 5472, 3520 |
| Tuesday, June 15, 2027 | Form 1040 for US citizens living abroad (automatic 2-month extension; interest runs from April 15); Form 1040-NR without US wages; Form 8840 if you are not filing a return; Form 3520 if you live and work outside the US | Pub 54, 1040-NR, 8840, 3520 |
| Friday, October 15, 2027 | Extended FBAR deadline; Form 1040 under an automatic 6-month extension | FBAR, Pub 54 |
Canada
| Date | What is due | Source |
|---|---|---|
| Monday, March 1, 2027 | RRSP contribution deadline for 2026 (the first 60 days of 2027) | CRA |
| Friday, April 30, 2027 | T1 filing and payment deadline for most individuals; T1135 due with the return; T1244 departure-tax deferral election for people who left Canada in 2026 | CRA, T1135, emigrants |
| Tuesday, June 15, 2027 | T1 filing deadline if you or your spouse are self-employed (any balance was still due April 30); T1135 for the self-employed | CRA, T1135 |
| 6 months after year end | T2 corporate return and corporate T1135 | CRA |
| 10 months after year end | T1134 for Canadian corporations with foreign affiliates such as a US subsidiary | CRA |
The 2027 Canadian dates apply CRA's standard rules (RRSP: first 60 days of the year; T1: April 30; self-employed: June 15). CRA had not yet published its 2027 calendar when this page was written, so confirm on canada.ca before relying on them.
Dates that depend on you
- Corporate returns follow each company's fiscal year end
- Form 3520-A follows the foreign trust's year end
- Departure-year filings follow the date you left Canada
- Interest on unpaid US tax runs from April 15 even with an extension
Missed a deadline?
Late filing options depend on what was missed and whether the IRS has contacted you. Start with our catch-up guide, or check what applies to you with the US person in Canada checker.
Common questions
When is the FBAR due in 2027?
April 15, 2027, with an automatic extension to October 15, 2027. No request is needed for the extension.
When is my US return due if I live in Canada?
US citizens living outside the US whose main place of business is outside the US get an automatic 2-month extension to June 15, 2027, but interest on any unpaid tax runs from April 15.
When is Form 8840 due for snowbirds?
With your US return if you file one; otherwise by the due date for filing the return, which is June 15, 2027 for a nonresident without US wages.
When is Form 5472 due for a foreign-owned LLC?
For a calendar-year LLC, the pro forma Form 1120 with Form 5472 is due April 15, 2027. An extension is requested on Form 7004 by that date.
When is the Canadian T1 due?
April 30, 2027 for most individuals, and June 15, 2027 if you or your spouse are self-employed, although any balance owing is still due April 30.
When is the 2026 RRSP contribution deadline?
Based on CRA's 60-day rule, March 1, 2027. Confirm on canada.ca once CRA publishes its 2027 dates.
Sources
Every rule and figure on this page links to the IRS, CRA or other official source it comes from. Amounts change; we re-check them before each engagement.
- IRS: Report of Foreign Bank and Financial Accounts (FBAR)
- IRS Publication 54, Tax Guide for U.S. Citizens and Resident Aliens Abroad
- IRS: Instructions for Form 1040-NR
- IRS: Closer connection exception to the substantial presence test
- IRS: Instructions for Form 5472
- IRS: Instructions for Form 3520
- IRS: Instructions for Form 3520-A
- CRA: Important dates for individuals
- CRA: Foreign income verification statement (T1135)
- CRA: Information returns relating to foreign affiliates (T1134)
- CRA: Dispositions of property for emigrants of Canada
Gurleen Kaur, CPA licensed in British Columbia and Washington State. Last updated October 21, 2026. This page is general information, not tax or legal advice for your situation.
Related guides: What do I file?, Behind on US filings, FBAR vs T1135.
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