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CRA audits, objections, and collections

Dealing with the Canada Revenue Agency: review letters and audits, notices of objection, reassessments, gross negligence penalties, director liability, collections, payment arrangements, and Tax Court.

16 guides, each written by a CPA licensed in the US and Canada.

Cross-Border

Can I ask the CRA to cancel penalties and interest?

Yes, on Form RC4288. ITA 220(3.1) reaches penalty and interest but not the tax, ten years from year end. The CRA runs interest on a ten-year accrual clock.

Aug 8, 2026
Canadian Tax

CRA Appeal Outcomes by Issue Type: Where Objections Actually Succeed

The CRA agrees with taxpayers on objections 55% of the time, but success rates vary widely by issue type. See which disputes are worth fighting.

Aug 27, 2026
Canadian Tax

CRA Audit vs Review Letter: What's the Difference and How to Respond

The CRA sends review letters, processing reviews, and full audits. Most people call all of them an audit, but the response strategy changes with each type.

Aug 26, 2026
Canadian Tax

CRA Collections: Garnishment, Frozen Accounts, and How to Stop Them

What happens when the CRA starts collecting: Requirements to Pay, wage garnishment, frozen accounts, liens, and the five ways to stop or slow it.

Aug 26, 2026
Canadian Tax

CRA Director's Liability (227.1): The Due Diligence Defense

When a Canadian corporation fails to remit payroll source deductions, GST/HST, or employee CPP/EI premiums, the CRA can pursue the directors personally.

Aug 27, 2026
Canadian Tax

CRA Gross Negligence Penalty (Section 163(2)): What It Means and How to Defend

What the CRA's gross negligence penalty under section 163(2) requires, how it differs from a regular penalty, and the burden of proof the CRA must meet.

Aug 26, 2026
Canadian Tax

CRA Installment Payment Arrangements: How to Negotiate and What Happens If You Miss One

How CRA installment payment arrangements work, what the CRA will accept, the interest that keeps accruing, and the consequences of missing a payment.

Aug 27, 2026
Canadian Tax

CRA Late-Filing Penalties: Automatic vs Discretionary, and How to Get Relief

CRA late-filing penalties for T1, T2, T1135, and information returns. How the automatic and repeated penalties work, and when the CRA will waive them.

Aug 27, 2026
Canadian Tax

CRA Net Worth Reassessment: How CRA Builds Its Case and How to Challenge It

How the CRA uses the net worth method to reassess unreported income, the common errors in its math, the burden of proof, and how to challenge it.

Aug 27, 2026
Canadian Tax

CRA Notice of Objection: How to File One and What to Expect

How to file a CRA notice of objection, the 90-day deadline, what to write, real success rates, and your options if the CRA says no. Includes Form T400A.

Aug 26, 2026
Canadian Tax

CRA Personal Services Business (PSB) Reclassification: How to Defend

A personal services business (PSB) reclassification is one of the most expensive things the CRA can do to a small corporation.

Aug 27, 2026
Canadian Tax

CRA Represent a Client: How to Authorize a Representative and What They Can Access

Represent a Client (RaC) is the CRA's online service that lets authorized representatives, like a CPA or tax preparer, access a taxpayer's information.

Aug 24, 2026
Canadian Tax

CRA Shareholder Benefit (Section 15) Reassessment: How to Respond

The CRA also reassesses under ITA 15(2) when a shareholder borrows from the corporation and does not repay within the statutory window.

Aug 27, 2026
Canadian Tax

CRA SR&ED Claim Disputes: What to Do When Your Claim Is Denied or Reduced

What to do when the CRA denies or reduces your SR&ED claim.

Aug 27, 2026
Canadian Tax

I Got a CRA Reassessment and I Think It's Wrong. What Do I Do?

What to do when you disagree with a CRA reassessment. Objection deadlines, what to write, real success rates, interest during the dispute, and Tax Court.

Aug 26, 2026
Canadian Tax

Tax Court of Canada: A Practical Guide for Self-Represented Taxpayers

If the CRA denied your notice of objection and issued a Notice of Confirmation, the Tax Court of Canada is the next step.

Aug 26, 2026

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