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The Global Insight

How long does it take CRA to do a reassessment?

Author

John Hall

Updated on March 06, 2026

How Long Will My Adjustment Take? The processing time is usually within 2 weeks for an online request, and within 8 weeks for a mailed request. CRA will either send you a reassessment notice indicating changes that were made to your return, or will explain in a letter why the requested changes were not made.

What triggers a CRA reassessment?

If your employer states that you earned a different salary than the one you disclosed on your taxes, you will likely be reassessed. When you receive a Notice of Reassessment, it will likely list an amount that you owe the CRA.

What does notice of reassessment mean CRA?

A Notice of Reassessment is a more recent assessment from CRA to request more information about something that you have reported in your income tax return. It is sent weeks, months, or years after your first Notice of Assessment, which you usually receive within a couple of weeks after filing your tax return.

Can CRA reassess a reassessment?

The CRA may at any time reassess an income tax return beyond the normal reassessment period for any of the following reasons: the corporation does not file an income tax return but the CRA issues an assessment of tax (for example, after a review of a corporation that did not file a return)

How do I pay my CRA reassessment?

How to pay your individual taxes online

  1. Sign in to your financial institution’s online banking service for individuals.
  2. Under “Add a payee” look for an option such as: CRA (revenue) – current-year tax return.
  3. Enter your 9-digit social insurance number as your CRA account number.

What is reassessment in income tax?

Reassessment means reopening the already completed assessment on fulfillment of certain conditions and reassess the total income of the assessee by including the income which has escaped earlier assessment. Reassessment is completed under section 147 of the Income Tax Act.

What is normal reassessment period?

The normal reassessment period is defined in Section 152 (3.1) as four years for mutual fund and corporations and three years for all individual taxpayers.

When does CRA issue a notice of assessment?

Notice of Assessment When your tax return is processed by CRA, they issue a statement that outlines your tax assessment summary (key line numbers and reported amounts such as Line 15000 – Total Income, and Line 43700 – Total Income Tax Deducted) as well as other important info. This statement is called a Notice of Assessment or NOA.

How are notices of reassessment issued in Canada?

Notices of reassessments issued by the Canada Revenue Agency (CRA) can have serious financial implications for small businesses. In 2009 and 2010, the CRA audited approximately 380,000 small and medium businesses and issued notices of reassessment requiring these businesses to pay $2.1-billion in tax, interest and penalties.

How long does it take to get letter of reassessment from CRA?

Our goal is to issue your notice of reassessment or a letter within 20 weeks of receiving your adjustment request. Note: COVID-19: Expect the normal timeframe to be extended to 10 to 12 weeks in most cases for processing T1 adjustments submitted by paper.

Is it important to dispute incorrect CRA reassessments?

In some cases these reassessments are wrong and the handling of improper reassessments can greatly impact the success or failure of the business. In these circumstances, it is imperative that business owners are prepared dispute incorrect reassessments. A recent client story illustrates these points.