How is car tax calculated in the canton of Aargau?

Since 2026 on total weight and power: CHF 90 for the first 1,400 kg plus CHF 0.085 per further kg, and CHF 90 for the first 60 kW plus CHF 1 per further kW. There is no CO₂ or energy-label rebate.

Does an electric Kia pay less car tax in Aargau?

Yes, an electric car counts 20% less weight and 30% less power, so a Niro EV or EV6 pays less than a combustion car of the same weight and power. A plug-in hybrid counts 10% less weight and 15% less power.

Where do you register a used Kia bought in Aargau?

At the road traffic office of the canton where you live, which need not be Aargau. The seller hands over the Fahrzeugausweis and keeps the plates, so you bring your own or get new ones.

Cars

Used Kia cars in the canton of Aargau

Found 607 cars

From CHF 1,300 to CHF 93,450, half under CHF 38,500 · Typically 2026 with 50 km · Most listed: Kia Sportage, Kia EV3, and Kia EV5. Aargau has taxed cars on total weight and power since 2026, with no CO₂ or label rule. An electric Kia such as the Niro EV or EV6 counts 20% less weight and 30% less power, a plug-in hybrid Sportage or Niro 10% and 15% less.