Financing a car is more than just securing the keys to your new ride – it can have significant tax implications too. Whether you’re purchasing a car for personal use or as part of your business, it’s essential to understand how your financing choices may affect your tax return. From deductions and GST claims to depreciation and logbook requirements, navigating the tax side of car financing doesn’t need to be daunting. Let’s explore the essentials every Aussie motorist should know.
Car Financing and the ATO: What’s Tax Deductible?
The tax implications of car financing primarily depend on how the car is used. If your vehicle is used for work or business purposes, certain tax deductions may apply. For personal-use vehicles, however, you typically won’t be able to claim tax benefits.
Business Use
If you’re self-employed or run a small business and use your car to earn income, you may be able to claim:
- Interest on car loan repayments
- Depreciation (decline in value) of the vehicle
- Fuel and maintenance costs
- Registration and insurance
The percentage you can claim will depend on the proportion of business versus personal use. The Australian Taxation Office (ATO) generally requires you to maintain a logbook or use a cents-per-kilometre method to substantiate your claims.
Logbook vs Cents-Per-Kilometre
- Logbook Method: Allows you to claim actual expenses based on business use percentage. Requires detailed record-keeping for 12 continuous weeks.
- Cents-Per-Kilometre Method: Simplified approach using a flat rate (currently 85 cents per kilometre for 2024-2025) for up to 5,000 business kilometres annually. No logbook required but still requires evidence of travel.
Types of Car Finance and Their Tax Impact
Chattel Mortgage (for Businesses)
A chattel mortgage is a popular choice for business owners. With this option, you own the car from the outset, and the vehicle is used as security for the loan. Benefits include:
- GST Credit on the purchase price if registered for GST
- Full interest deduction if used for business
- Depreciation deduction (subject to car cost limits)
Chattel mortgages can be particularly tax-effective when structured properly, especially if you use the vehicle primarily for work.
Lease Agreements
Leasing a vehicle instead of purchasing it outright can also provide tax advantages. Monthly lease payments may be tax-deductible depending on the lease type and the business use.
- Operating leases: Treated as rental agreements; payments are usually deductible.
- Finance leases: May involve asset depreciation and interest deduction.
It’s important to consult with your accountant or tax adviser to determine which lease structure best suits your financial goals.
Novated Leases (for Employees)
A novated lease is a three-way agreement between you, your employer, and the financier. It’s a common salary packaging arrangement and can provide several benefits:
- Payments made from pre-tax income, reducing taxable income
- GST savings on purchase and running costs
- May include fuel, servicing, and rego in the lease bundle
Keep in mind that Fringe Benefits Tax (FBT) may apply depending on vehicle use and employer policy.
Depreciation and Car Cost Limits
Cars used for business purposes can be depreciated, but there are caps. As of the 2024-25 financial year, the car limit for depreciation purposes is $68,108. This means even if your car costs more, you can only claim depreciation up to this threshold.
Depreciation is usually calculated using either:
- Diminishing Value Method: Higher deductions upfront
- Prime Cost Method: Even deductions over time
Depreciation claims can be combined with other expenses like loan interest, insurance, and maintenance for a more comprehensive tax strategy.
GST Considerations
If your business is registered for GST and the vehicle is used in the course of running your business, you may be eligible to claim:
- GST on the purchase price of the car (up to the car limit)
- GST on running costs, such as fuel, servicing, and registration
Keep in mind:
- GST credits are only available if you hold a valid tax invoice
- GST claims should match the percentage of business use
- Luxury Car Tax (LCT) may apply if the vehicle exceeds the LCT threshold ($76,950 for fuel-efficient cars; $69,152 for others in 2024-25)
When You Sell the Car
Selling a vehicle you’ve claimed deductions on may have capital gains tax (CGT) implications. The sale proceeds could trigger a capital gain or loss, depending on the car’s depreciated value. It’s best to factor this into your end-of-year planning or speak with a tax advisor.
Tips for Staying ATO-Compliant
- Maintain accurate records: Logbooks, receipts, invoices, and finance agreements
- Keep separate accounts: For business-related vehicle costs
- Review usage regularly: Ensure your claim percentage reflects actual use
- Consult with a tax professional: Especially when entering complex lease or financing agreements
Common Mistakes to Avoid
- Claiming personal use costs as business expenses
- Failing to adjust for private use of the vehicle
- Not keeping a valid logbook when required
- Forgetting to include fringe benefits when salary packaging
Being aware of these common pitfalls can help you stay in the ATO’s good books and maximise your legitimate deductions.
Is Financing a Car Still Worth It Tax-Wise?
The answer depends on your individual or business needs. Financing a car, especially through chattel mortgages or novated leases, can offer substantial tax perks – but only when structured correctly and used for income-generating purposes. For personal vehicles, the tax benefits are slim to none, so it’s best to focus on affordability and long-term financial impact.
Cruising Through Tax Time: A Smooth Ride Ahead
Understanding the tax implications of car financing in Australia doesn’t have to be a headache. Whether you’re buying a ute for your tradie business or a hatchback under a novated lease, knowing the tax rules can save you time, money, and stress. The key is clear record-keeping, choosing the right finance type, and getting professional advice when needed.
The open road might be calling, but make sure your tax affairs are in gear before you set off!
FAQs
Can I claim tax deductions on a car loan?
If the car is used for business or income-earning purposes, you may be able to claim deductions on interest, depreciation, and running costs.
What is a chattel mortgage, and how does it help with tax?
A chattel mortgage allows business owners to claim GST credits, depreciation, and interest costs on a vehicle used for business.
Do I need a logbook to claim vehicle expenses?
Yes, if you’re using the logbook method to claim deductions. It must be maintained for 12 weeks and updated every five years.
Is GST on a car purchase claimable?
Yes, if your business is registered for GST and the car is used for business. Claims are limited by the car depreciation threshold.
Are novated leases tax-effective?
They can be. Novated leases reduce your taxable income and offer bundled running costs, but may attract Fringe Benefits Tax (FBT).
If you need expert advice, don’t hesitate to reach out to us. We’re here to guide you through every step. Contact Us and take charge of your financial future today!
✉️ info@wealthyyou.com.au
☎️ (02) 7900 3288
You can also connect with us on social media: Facebook, Twitter, Instagram, LinkedIn
Get In Touch
Services

