How South Australia car stamp duty works
When you buy a car in South Australia, stamp duty is charged on the dutiable value, which is the price you paid or the market value, whichever is higher, including GST. Non-commercial (private passenger) scale. Commercial vehicles use a lower scale. Registration also carries separate CTP, levy and admin fees that are not stamp duty. The duty is paid to RevenueSA when the vehicle is registered or transferred into your name, so it sits on top of the purchase price and the usual registration costs.
South Australia car stamp duty rates
| Dutiable value | Rate |
|---|---|
| Up to $1,000 | $1 per $100 (min $5) |
| $1,000 to $2,000 | $10 + $2 per $100 |
| $2,000 to $3,000 | $30 + $3 per $100 |
| Over $3,000 | $60 + $4 per $100 over $3,000 |
Current RevenueSA rates, as at February 2026. Electric vehicles: No. South Australia has no electric-vehicle stamp-duty concession; its earlier subsidy and registration exemption have both ended.
What the duty comes to
| Car value | Stamp duty | Share of value |
|---|---|---|
| $15,000 | $540 | 3.60% |
| $25,000 | $940 | 3.76% |
| $40,000 | $1,540 | 3.85% |
| $60,000 | $2,340 | 3.90% |
| $90,000 | $3,540 | 3.93% |
Worked out from the same RevenueSA rates as the calculator.
Common questions
How much is stamp duty on a $40,000 car in South Australia?
On a $40,000 car in South Australia, stamp duty is about $1,540, using current RevenueSA rates. Use the calculator above for your exact value.
Do you pay stamp duty on an electric car in South Australia?
No. South Australia has no electric-vehicle stamp-duty concession; its earlier subsidy and registration exemption have both ended.
What is car stamp duty based on in South Australia?
South Australia works the duty out on the dutiable value, which is the price you paid or the market value, whichever is higher, including GST. Non-commercial (private passenger) scale. Commercial vehicles use a lower scale. Registration also carries separate CTP, levy and admin fees that are not stamp duty.
When do you pay car stamp duty in South Australia?
Stamp duty is paid when the vehicle is registered or transferred into your name, through RevenueSA. Budget for it on top of the purchase price and registration fees.
Related: SA property stamp duty · all calculators. General information only, not tax or financial advice. Rates and electric-vehicle concessions change, so check RevenueSA for your situation.