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Basement Suite Income in Canada: Tax Guide and Rental Tips (2026)

Updated

Rental Income Basics

What to Report

Income TypeReportable
Monthly rentYes
Last month’s rent depositYes (in year received)
Parking feesYes
Laundry incomeYes
Utility reimbursementYes (if tenant pays separately)

When to Report

FilingDetails
Tax returnForm T776 - Statement of Real Estate Rentals
Due dateApril 30 (or June 15 if self-employed)
InstallmentsMay be required if net rental income is significant

Deductible Expenses

Shared Expenses (Proportionate)

ExpenseDeduction
Mortgage interest% of suite
Property tax% of suite
Home insurance% of suite
Hydro/Gas% of suite (or actual if metered)
Water% of suite
Common repairs% of suite

Suite-Specific Expenses (100%)

ExpenseDeduction
Suite repairs100%
Suite appliancesCCA (20%)
Advertising100%
Rental agent fees100%
Credit checks100%
Suite insurance rider100%
Suite-only utilities100%

Non-Deductible

ExpenseWhy Not
Mortgage principalNot an expense
Personal portion of expensesNot rental-related
Your own labourCan’t pay yourself
Capital improvementsAdded to cost base (not current deduction)

Calculating Your Deduction Percentage

Square Footage Method

AreaCalculation
Basement suite700 sq ft
Total home2,800 sq ft
Rental percentage25%

Example Annual Deductions

ExpenseTotalRental (25%)
Mortgage interest$20,000$5,000
Property tax$5,000$1,250
Insurance$1,800$450
Utilities$3,600$900
Suite repairs$800$800 (100%)
Total deductions$8,400

Net Rental Income

CalculationAmount
Gross rent ($1,500 × 12)$18,000
Less: Deductions$8,400
Net rental income$9,600

This $9,600 is added to your other income and taxed at your marginal rate.

Capital Cost Allowance (CCA)

Should You Claim CCA?

ConsiderDetails
Building CCA4% on building (not land)
Appliances CCA20% on appliances/furniture
Recapture on saleCCA claimed is taxed back when you sell
PRE impactMay complicate exemption

Recommendation: Most homeowners with basement suites should NOT claim CCA on the building to avoid complications with principal residence exemption.

Principal Residence Exemption Impact

CRA’s View

ScenarioPRE Treatment
Small suite, incidentalFull PRE likely preserved
Large suite, commercial characterPRE may be apportioned
Suite has structural separationHigher risk of apportionment
Consistently rented, significant incomeHigher risk

Minimizing PRE Impact

StrategyHow
Keep recordsDocument primary use is personal residence
Don’t over-claim CCAEspecially on the building
Use suite occasionallyShow it’s not purely commercial
Professional adviceConsult tax accountant

Provincial Regulations (Sample)

RequirementDetails
Fire separationUsually 45-60 minute rating
Smoke/CO detectorsIn suite and common areas
Egress windowMinimum size for bedroom
Ceiling heightMinimum 6'5" - 7'0"
Separate entranceOften required
Building permitRequired for new suite

Landlord-Tenant Laws

AreaGoverned By
OntarioResidential Tenancies Act
BCResidential Tenancy Act
AlbertaResidential Tenancies Act

Key provisions:

  • Standard lease requirements
  • Rent increase limits
  • Eviction procedures
  • Security deposits

Setting the Right Rent

Market Research

MethodHow
Comparable listingsCheck Kijiji, Craigslist, Facebook
Rental sitesRentals.ca, Zumper
Property managementAsk local companies

Pricing Factors

FactorImpact
Private entrance+$100-200/month
Utilities included+$100-150/month
Parking+$50-150/month
Laundry+$25-50/month
Modern finishes+$100-200/month

Record Keeping

What to Keep

DocumentRetention
Lease agreementsDuration + 6 years
Rent receipts/records6 years
Expense receipts6 years
Mortgage statements6 years
Utility bills6 years
Repair invoices6 years
CCA schedulesUntil property sold + 6 years

Common Mistakes

MistakeCorrection
Not reporting incomeAlways report
Overclaiming expensesUse accurate %
Claiming CCA without understanding implicationsConsult professional
No documentationKeep all receipts
Illegal suiteLegalize or understand risks