Filing & corrections
Tax deadlines, notices of assessment, missing records and corrections. Find the next step for your Canadian return.
Filing & corrections
19 articles · 2 / 4
Filing & corrections 3 min
A late slip needs a Quebec return correction
Choose My Account, authorized software or TP-1.R-V, explain the changed amount and check whether the federal return also needs attention.
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Filing & corrections 6 min
2026 Canadian Tax Deadlines for Ottawa Filers
Key 2026 CRA dates for T1 returns, RRSP contributions, instalments, and self-employed filers, with payment deadlines clearly explained.
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Filing & corrections 3 min
Check the return before chasing the deposit
Follow filing confirmation, processing status, assessment and payment details without submitting a duplicate return.
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Filing & corrections 3 min
We moved on December 28. Which province gets the year?
A year-end move is a residence question, not just an address change. Build the timeline before choosing the provincial tax package.
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Filing & corrections 3 min
Put CRA on the moving checklist
Update home and mailing details, keep the effective date and check related accounts without assuming mail forwarding updates tax records.
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Filing & corrections 2 min
Give an accountant access without sharing your login
Use CRA's representative process, verify the identifier and access level, and review the authorization when the work ends.
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