CURATED
14 January 2026

CRA Cryptocurrency Tax Litigation (Part I): How To Handle CRA Objections, Tax Court Litigation, And More For Cryptocurrency Tax Disputes In Canada

RS
Rotfleisch & Samulovitch P.C.

Contributor

Rotfleisch Samulovitch PC is one of Canada's premier boutique tax law firms. Its website, taxpage.com, has a large database of original Canadian tax articles. Founding tax lawyer David J Rotfleisch, JD, CA, CPA, frequently appears in print, radio and television. Their tax lawyers deal with CRA auditors and collectors on a daily basis and carry out tax planning as well.
Cryptocurrency tax disputes in Canada increasingly arise from aggressive CRA tax audit activity focused on digital asset transactions, cryptocurrency exchanges, DeFi platforms, and significant reported losses.
Canada Tax
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Cryptocurrency tax disputes in Canada increasingly arise from aggressive CRA tax audit activity focused on digital asset transactions, cryptocurrency exchanges, DeFi platforms, and significant reported losses. Where the Canada Revenue Agency challenges the characterization of cryptocurrency losses, matters frequently escalate from a CRA tax audit to a CRA tax reassessment, followed by a formal notice of objection and, in many cases, Canadian tax litigation before the Tax Court of Canada.

For taxpayers, the distinction between business losses and capital losses is often determinative. An adverse CRA tax reassessment can severely restrict loss utilization, deny deductions, and expose taxpayers to penalties and interest. An experienced crypto tax lawyer in Canada will play a central role in navigating these disputes, particularly where the CRA alleges that cryptocurrency trading does not constitute a business or an adventure in the nature of trade.

CRA Tax Audits Involving Cryptocurrency and Digital Asset Transactions

CRA tax audits involving cryptocurrency are no longer exceptional. The CRA has implemented specialized audit methodologies relying on blockchain analytics, exchange data, wallet tracing, and third-party reporting. A cryptocurrency-focused CRA tax audit will typically examine transaction frequency, holding periods, financing methods, profit intention, and the taxpayer's level of active market engagement.

Errors or inconsistencies during a CRA tax audit often become the foundation for a subsequent CRA tax reassessment. For this reason, early engagement of a Canadian tax litigation lawyer is critical to managing audit risk and preserving litigation options.

CRA Tax Reassessments and Cryptocurrency Loss Characterization

A CRA tax reassessment involving cryptocurrency commonly recharacterizes claimed non-capital losses as capital losses, dramatically limiting deductibility. In more serious cases, the CRA may assert penalties based on alleged carelessness or misrepresentation.

Canadian courts analyze these disputes using established jurisprudence, including Happy Valley Farms Ltd. v. The Queen, which emphasizes intention at the time of acquisition and objective indicators of business activity.

CRA Notices of Objection and Tax Court of Canada Appeals

Strict statutory timelines apply once a CRA tax reassessment is issued. A taxpayer must file a notice of objection within 90 days of the date on the notice of assessment or notice of reassessment. Failure to file a timely notice of objection can result in the permanent loss of objection rights.

If the CRA confirms the reassessment following a notice of objection, the taxpayer generally has 90 days from the date of confirmation to file a notice of appeal to the Tax Court of Canada. If the CRA does not confirm or vacate the reassessment within 90 days after the notice of objection is filed, the taxpayer may appeal after that period elapses.

Experienced Canadian tax litigation lawyers treat the notice of objection as a foundational litigation document, shaping the scope and strategy of any subsequent Tax Court appeal.

Pro Tax Tips

  • Maintain contemporaneous records demonstrating intention and trading frequency.
  • Treat every CRA tax audit as potential litigation.
  • Engage a Canadian tax litigation lawyer before responding substantively to audit inquiries.

Frequently Asked Questions

How long do I have to file a notice of objection?

Generally, 90 days from the date of the CRA tax reassessment.

When can I appeal to the Tax Court of Canada?

After CRA confirmation or after 90 days of CRA inaction following a notice of objection.

The content of this article is intended to provide a general guide to the subject matter. Specialist advice should be sought about your specific circumstances.

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