How is car tax calculated in the canton of Aargau?

From 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 rule.

Do electric cars pay less car tax in Aargau?

Yes, an electric or fuel-cell car counts 20% less weight and 30% less power. A plug-in hybrid counts 10% less weight and 15% less power.

Where do you register a used car in Aargau?

At the canton of Aargau's road traffic office, with proof of insurance, the Fahrzeugausweis from the seller and an identity document. The seller keeps the plates, so you bring your own or get new ones.

Cars

Used cars in the canton of Aargau

Found 11,746 cars

From CHF 500 to CHF 1,490,911, half under CHF 34,968 · Typically 2025 with 8,501 km · Most listed: Mercedes-Benz GLC, Mercedes-Benz A-Class, and Volkswagen Golf. Aargau changed its car tax in 2026: it now adds a part for total weight to one for power. Electric cars count less of both, plug-in hybrids get a smaller cut, so the drive you choose shows on the annual bill.