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Table of contents
TechNextPicks Editorial
Canada Edition
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Issue: Feb 2026
Vehicle
Business-use
Mileage log
Records
Self-Employed Vehicle Expenses Canada (2026): What Counts + How to Track
Last updated: February 15, 2026
If you use your car for business in Canada, this guide explains what may qualify, how business-use is calculated, and what records to maintain. General educational info only.
If you use your car for business in Canada - whether you are a contractor, freelancer, real estate agent, Uber or taxi driver, delivery worker, or self-employed professional - vehicle expenses can be one of your largest deductions. But claiming them correctly requires understanding what qualifies, how business use is calculated, and what records the CRA expects you to maintain.
This 2026 guide explains vehicle expenses in clear, practical terms.
You will learn:
- Which vehicle costs may be considered business expenses
- How to calculate the business-use percentage
- What counts as eligible operating costs
- How capital cost allowance (CCA) works for vehicles
- How GST/HST and QST interact with vehicle claims
- What records and logbooks you must keep
In Canada, you cannot simply deduct all vehicle expenses. Instead, you must determine the portion used for business versus personal use. The deductible amount is based on your business-use percentage, calculated from total kilometres driven during the year compared to kilometres driven for business purposes.
For example, if 60% of your annual driving is for business, you may generally claim 60% of eligible vehicle expenses - subject to specific CRA rules and limits.
Proper tracking is critical. The CRA expects detailed mileage records, including dates, destinations, and purposes of trips. Without a logbook or supporting documentation, vehicle claims may be reduced during a review.
This guide provides general educational information for 2026 and does not replace professional tax advice. Vehicle expense rules can become more complex if you lease your vehicle, purchase a new car, or operate in Quebec under QST rules.
By the end of this guide, you will understand:
- What counts
- How to track it correctly
- How to prepare clean records for tax time
Let's start by breaking down what vehicle expenses may qualify for self-employed Canadians.
Quick rules (read this first)
- Claim business-use portion only.
- Keep a mileage log to support the business-use percentage.
- Keep receipts, invoices, and statements for costs.
What counts as vehicle expenses
Common vehicle costs may include fuel, maintenance, insurance, interest, registration, and parking or tolls. Only the business-use portion is generally claimable.
Typical categories
- Fuel and oil
- Maintenance and repairs
- Insurance
- Interest or lease costs
- Parking and tolls
Proof to keep
- Receipts and invoices
- Insurance policy documents
- Maintenance records
- Mileage log
CCA rules for vehicles (2026 overview)
When you purchase a vehicle for business use, you generally do not deduct the full price in one year. Instead, the vehicle is treated as a capital asset and claimed over time through capital cost allowance (CCA).
1. What CCA means for self-employed individuals
- CCA can reduce net business income.
- CCA is optional each year.
- CCA depends on vehicle class and rate.
- Only the business-use portion is generally claimable.
2. Common passenger vehicle classes
Class 10 commonly uses a 30% declining-balance rate for general motor vehicles. Class 10.1 is often used for passenger vehicles over the prescribed cost limit and has additional disposal restrictions.
Example concept: if business use is 60%, you usually apply that percentage to allowable CCA.
3. Half-year rule (first year)
In the first year, CCA is generally calculated on half of the net addition. This prevents claiming too much depreciation in year one.
Example: vehicle cost CAD 40,000, business use 50%, rate 30%. In year one, half-year rule applies before calculating the claim.
4. Lease vs purchase
- Leased vehicles generally use lease-payment deductions (subject to limits).
- Purchased vehicles generally use CCA instead of immediate full-cost deduction.
5. Planning considerations
- CCA can reduce taxes now but lowers future undepreciated value.
- You do not have to claim maximum CCA every year.
- If income is low, you may defer all or part of CCA.
6. GST/HST and QST impact
- If registered, you may claim ITCs/ITRs on the business-use portion where allowed.
- Separate limits and adjustments may apply.
- Quebec registrants should also consider QST-specific treatment.
General information only. CCA limits and rules can change and should be confirmed with official guidance or a qualified advisor.
Mileage log basics
A mileage log helps show how much of your driving was for business. Keep it consistent and easy to verify.
- Record date, purpose, start and end locations.
- Track kilometres for each business trip.
- Keep total yearly kilometres for the vehicle.
Business-use percentage (simple formula)
Business-use percentage is typically calculated as business kilometres divided by total kilometres driven.
Business-use % = Business kilometres ÷ Total kilometres
Apply that percentage to vehicle costs to estimate the business portion.
Vehicle logbook template (for your expense tracker)
Keep each trip entry detailed enough for review. A practical logbook row includes:
| Field | Description |
|---|---|
| Date | Trip date |
| Starting odometer | Beginning KM reading |
| Ending odometer | Ending KM reading |
| Total KM | Auto-calculated from odometer readings |
| Business KM | KM used for business purposes |
| Destination | Where you went |
| Purpose | Business reason for trip |
| Client/Project | Optional project tagging |
Auto-calculated summary targets
- Total KM driven in year
- Total business KM
- Business use % = (Business KM / Total KM) x 100
- Suggested deductible percentage for vehicle costs
Example
Total KM: 20,000
Business KM: 12,000
Business use: 60%
Apply this percentage to fuel, insurance, repairs, maintenance, and CCA-eligible amounts (where applicable).
Common mistakes to avoid
- Claiming 100% of costs when you have personal use.
- No mileage log or incomplete records.
- Mixing personal and business trips in calculations.
- Using estimates without backup.
- Not keeping receipts for repairs and fuel.
- Forgetting parking/tolls or insurance documentation.
Quebec note: the same business-use concept generally applies.
Vehicle Expense Tracker Starter
Planning only. This does not calculate tax savings or confirm deductibility.
If you enter business km, total km should be greater than zero.
Optional annual costs (planning only)
Business-use percentage
Enter kilometres to estimate
Business-use portion only. Keep a mileage log to support this.
Business portion estimate
Fuel
—
Insurance
—
Maintenance
—
Interest/lease
—
Parking/tolls
—
Planning only — not an official claim.
Proof to keep
- Mileage log (date, purpose, km)
- Fuel and maintenance receipts
- Insurance documents
- Parking and toll records
- Vehicle purchase/lease documents (if applicable)
FAQ
Can I claim my whole vehicle cost?
Generally, only the business-use portion applies. Personal use is excluded.
Do I need a mileage log?
A mileage log is strongly recommended to support business-use calculations.
What expenses count as vehicle costs?
Common items include fuel, insurance, maintenance, interest, and parking or tolls.
Is commuting to my main workplace a business trip?
Commuting is usually personal. Business trips are typically travel for business purposes.
What records should I keep?
Keep mileage logs, receipts, insurance documents, and invoices.
Does Quebec use different rules?
The business-use concept is similar, but follow Quebec guidance for filing.
Where do vehicle expenses show on my return?
They are commonly reported on the T2125 form for self-employed income.
Can I use estimates?
Use actual records whenever possible. Estimates are risky without support.
Does incorporation change this?
It can. Corporate vehicle use may be treated differently. Consider professional advice.