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Demo with synthetic letters. Everything below was produced by the real pipeline (Gemini reading, official-source checks, case matching, deadline rules), as of 2026-09-27. The readings are cached, and no real person's data is used.

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Canada Revenue Agency (CRA)Cached reading

Notice of reassessment: 2023 tax year

Matches trusted sources

The details we could check match official government information.

What is this?

This is a notice of reassessment for your 2023 tax year, from the Canada Revenue Agency (CRA). If you disagree with this notice of reassessment, you can file an objection by October 8, 2026. If you agree, you don't need to do anything.

Verified official channel

CRA individual tax enquiries

1-800-959-8281

From our trusted registry, checked September 26, 2026. Not taken from your letter.

Your uploaded letter
Tap a row to see where it appears on the letter.

Does it match trusted sources?

  • Matches CRA's published number: CRA individual tax enquiries.

    Evidence: trust registry · Official source · checked September 26, 2026

  • This link goes to canada.ca, an official Government of Canada domain.

    Evidence: domain analysis · Official source · checked September 26, 2026

  • CRA is an agency we track. Anyone can print an agency name, so this alone proves little.

    Evidence: trust registry · Official source · checked September 26, 2026

  • This is a new reference number. There's no earlier case to compare it with yet.

    Evidence: case file

By when?

October 8, 202611 days left

Printed in the letter
None printed
Calculated from an official rule
October 8, 2026 (legal deadline)For individuals, you can object until the later of 90 days after the date on the notice (October 8, 2026) or one year after your 2023 filing deadline (April 30, 2025).Assumes: You're filing as an individual (not a corporation or trust).Assumes: We assumed the usual April 30, 2024 filing deadline. The result is the same if you or your spouse were self-employed.Rule CRA-OBJ-165-1 · source

The clock started on July 10, 2026.

This deadline didn't start when you uploaded the letter. It started on the date printed on the notice.

Where am I in the process?

CRA reassessment and objection

  1. CRA assessed or reassessed your return (done)

  2. You can object if you disagreeYou are here (current step)

  3. You file an objection (not yet)

  4. CRA reviews your objection (not yet)

    What usually happens: CRA gives you a case number, reviews your objection and may contact you. CRA doesn't guarantee a timeline.

  5. Decision (not yet)

    What usually happens: CRA sends a notice of reassessment or confirms the original assessment.

Based on official information (simplified)

What should I do next?

If you disagree with this notice of reassessment, you can file an objection by October 8, 2026. If you agree, you don't need to do anything.

Decide whether to file an objection

  1. Read the notice of reassessment and decide whether you disagree with it.
  2. If you disagree, register a formal dispute in your CRA account, or send form T400A.
  3. Consider free help from a community tax clinic before the deadline.
  4. Save your confirmation or case number here.

Official place to respond

CRA: file an objection (My Account → Register my formal dispute, or form T400A)

Checked September 26, 2026

Official form

T400A

Filed in your case “CRA: 2023 reassessment”.