Insights
Oct 25, 2025
Mackisen

CRA Real Estate Flipping Audit 2025 — Defend Your Investments, Avoid Business Income Reclassification,

In 2025, CRA’s Real Estate Flipping Audit Program has intensified its focus on property investors, renovators, and homeowners. With real estate data now fully integrated from MLS listings, land registries, and banking records, CRA automatically flags property sales that occur within short periods. Even legitimate investment sales or family relocations are being treated as “business income” instead of capital gains — leading to double taxation, lost principal residence exemptions, and 50% gross negligence penalties. At Mackisen CPA Auditors Montreal, we defend real estate investors, developers, and homeowners from CRA’s overreach. Our CPA auditors and tax lawyers reconstruct timelines, prove intent, and apply proper exemptions to protect your profits and your name. We don’t let CRA label your investment as speculation — we prove it’s legitimate wealth-building.
Legal and Regulatory Framework
Income Tax Act (Canada)
- Section 9(1): Defines business income versus investment income. 
- Section 38: Taxes only 50% of capital gains, which CRA often tries to reclassify as 100% taxable business income. 
- Section 40(2)(b): Provides rules for capital gains calculation and principal residence exemptions. 
- Section 163(2): Applies gross negligence penalties, which Mackisen can eliminate with proof of honest intent. 
- Section 220(3.1): Allows penalty and interest relief under the Taxpayer Relief Program. 
 Excise Tax Act (Canada)
- Section 191: Governs GST/HST obligations on new or substantially renovated properties. 
 Tax Administration Act (Quebec)
 Revenu Québec enforces parallel real estate flipping audits for provincial taxation and QST compliance. Mackisen manages both agencies in coordination.
Key Court Decisions
Friesen v. The Queen (1995 SCC): Property sales held as investments cannot automatically be classified as business income.
Bédard v. The Queen (2022): CRA must evaluate intent, financing, and holding period before reclassification.
Thibault v. The Queen (2022): Courts favor taxpayers who maintain clear records of property purpose and use.
Guindon v. Canada (2015): Honest reporting errors cannot justify gross negligence penalties.
These cases confirm that CRA’s real estate flipping audits can be overturned with documented investment intent and professional defense.
Why CRA Targets Real Estate Flippers
In 2025, CRA audits real estate transactions to recover tax from capital gains misclassifications. Common triggers include:
- Multiple property sales within short timeframes. 
- Renovations followed by resale. 
- Misuse or misunderstanding of the Principal Residence Exemption (PRE). 
- Properties bought under personal names but financed through corporations. 
- Unreported or misclassified GST/HST on new housing. 
 CRA assumes profit motive — Mackisen proves investment strategy.
Mackisen’s Real Estate Flipping Audit Defense Strategy
- Case Review: Analyze CRA’s audit letter, timelines, and reclassification rationale. 
- Intent Documentation: Provide contracts, mortgages, and occupancy records to prove investment purpose. 
- Principal Residence Proof: Validate primary use to maintain exemption eligibility. 
- Appeal and Objection: File a Notice of Objection with legal and financial arguments to suspend CRA reassessment. 
- Penalty & Interest Relief: Apply under Section 220(3.1) for cancellation of penalties and accumulated interest. 
 Our defense ensures CRA sees the facts — not assumptions — behind your real estate success.
Real Client Experience
A Montreal investor was reassessed $312,000 after CRA labeled property sales as “business flips.” Mackisen reconstructed financing and occupancy records and secured full reversal with interest refunded.
A Quebec couple lost their Principal Residence Exemption after CRA claimed “speculative intent.” Mackisen proved genuine relocation and achieved 100% reinstatement.
Common Questions
Can CRA reclassify property sales as business income? Yes, but Mackisen can overturn it with documented evidence of long-term investment intent.
Do I pay GST/HST on house flips? Possibly, if the property qualifies as commercial or newly built — Mackisen determines the correct classification.
Can CRA audit multiple years of sales? Yes, but Mackisen enforces legal limits and prevents overlapping reassessments.
Can I still claim my Principal Residence Exemption? Yes — Mackisen provides proof of ownership, occupancy, and sale intent to maintain eligibility.
Why Mackisen
At Mackisen CPA Auditors Montreal, we are Canada’s real estate audit defense experts. We protect investors and homeowners from unfair CRA reclassifications and penalties. Our firm combines deep real estate tax knowledge, forensic accounting, and strong legal advocacy to ensure your profits remain protected. We act fast, argue confidently, and deliver proven results. When CRA audits your real estate transactions, Mackisen audits their conclusions.
Call Mackisen CPA Auditors Montreal today for your 2025 Real Estate Flipping Audit Defense Consultation. The first meeting is free, and your protection starts immediately.

