Vehicle & Mileage Expense Calculator Canada

Estimate deductible vehicle expenses from actual costs and business-use kilometres. The 2026 CRA per-kilometre rate is included only as an employer allowance reference.

This tool is for informational purposes only. It is not accounting, tax, or legal advice. Always verify CRA, Revenu Québec, and provincial rules before invoicing.

Vehicle expenses

Vehicle expense estimator

Method

Business km (year)Total km (year)CRA allowance / km — first 5,000 ($)Annual actual costs ($)Business use %Estimated marginal tax rate (%)

Keep a log

For self-employed vehicle claims, CRA expects records of total kilometres, business kilometres, trip details, and receipts for the expenses you paid to earn business income.

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Official sources

CRA: Motor vehicle expenses for self-employed people
CRA: Automobile allowance rates