Canada Revenue Agency (CRA) fax numbers

The most-used CRA fax numbers are the tax centres: Sudbury 705-671-3994 and Winnipeg 204-984-5164. The right centre depends on your province and situation.

Last checked: October 4, 2026

Always check the number on your letter or form instructions. Agencies can change fax numbers without notice.

Purpose	Fax number	Who can use it
General correspondence and documents to the CRA (Sudbury Tax Centre)	705-671-3994		Send fax to this number
Source: canada.ca, checked October 4, 2026 — CRA strongly encourages online filing / 'Submit documents' instead of paper.
General correspondence and documents to the CRA (Winnipeg Tax Centre)	204-984-5164		Send fax to this number
Source: canada.ca, checked October 4, 2026 — CRA strongly encourages online filing / 'Submit documents' instead of paper.
General correspondence and documents to the CRA (Jonquière Tax Centre, mainly Quebec / French)	418-548-0846		Send fax to this number
Source: canada.ca, checked October 4, 2026 — CRA strongly encourages online filing / 'Submit documents' instead of paper.
Non-resident income tax return (T1) by fax – residents of USA, UK, France, Netherlands or Denmark (Winnipeg Tax Centre)	204-984-5164		Send fax to this number
Source: canada.ca, checked October 4, 2026 — TEMPORARY measure ('temporarily accepting'); check the page before relying on it.
Non-resident income tax return (T1) by fax – residents of all other countries (Sudbury Tax Centre)	705-671-3994		Send fax to this number
Source: canada.ca, checked October 4, 2026 — TEMPORARY measure ('temporarily accepting non-resident income tax returns through fax').
International tax and non-resident enquiries – individuals and non-resident trusts	705-671-0794		Send fax to this number
Source: canada.ca, checked October 4, 2026
Non-resident corporations and business accounts (corporations, sole proprietors, partnerships, payroll, GST/HST)	418-556-1873		Send fax to this number
Source: canada.ca, checked October 4, 2026
Part XIII tax and non-resident withholding accounts (NR4)	705-677-7712		Send fax to this number
Source: canada.ca, checked October 4, 2026 — Regular number (works from abroad).
Authorize/change a representative for a NON-RESIDENT tax account (Form AUT-01 for NR4/Part XIII accounts)	705-671-4559	Only for non-resident tax accounts	Send fax to this number
Source: canada.ca, checked October 4, 2026 — Only for non-resident tax accounts.
Residency status of non-resident directors/officers – Canadian corporations (faxing from outside Canada/US)	902-724-7237		Send fax to this number
Source: canada.ca, checked October 4, 2026 — For faxing from outside Canada/US.
Director/officer information for NON-RESIDENT corporations	519-971-2011		Send fax to this number
Source: canada.ca, checked October 4, 2026
Regulation 105 / 102 waivers and RC473 – faxing from outside Canada/US	418-566-0323		Send fax to this number
Source: canada.ca, checked October 4, 2026 — For senders outside Canada/US.
Certificate of coverage (CPP/EI) for workers temporarily working abroad under a social security agreement	418-566-0318		Send fax to this number
Source: canada.ca, checked October 4, 2026 — Form must be printed, signed and dated.
Form T2201 Disability Tax Credit Certificate	NO FAX – MAIL OR ONLINE ONLY Open official page
Source: canada.ca, checked October 4, 2026 — Online: 'Submit documents' in My Account / digital application.

All government fax numbers