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Save on Vehicle Tax: 7 Legal Tips When Buying a Car

Editorial
5 min read
2026-02-05
Save on Vehicle Tax: 7 Legal Tips When Buying a Car

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7 Concrete Strategies for Reducing Vehicle Tax

Vehicle tax is an annual cost that adds up to a substantial amount over the ownership period of a vehicle. By paying attention to a few factors when choosing and using your vehicle, you can save on taxes legally and effectively. Here are seven proven strategies.

1. Choose a Vehicle with Low CO₂ Emissions

The CO₂ component of vehicle tax is progressive – the higher the emissions, the more expensive each additional gram becomes. It is particularly worthwhile to stay below the bracket boundaries. The thresholds are at 95, 115, 135, 155, 175, and 195 g/km. A vehicle with 114 g/km pays 2.00 euros per gram above the threshold, while one with 116 g/km already pays 2.20 euros for the grams in the next bracket. When configuring a new car, smaller wheels, a lighter equipment package, or an eco engine variant can make the crucial difference.

2. Consider an Electric Vehicle

Pure electric vehicles with first registration by the end of 2030 are completely exempt from vehicle tax for ten years, at most until the end of 2035. For a typical combustion car paying 150-250 euros annually, the savings over five years amount to 750-1,250 euros. Add savings on energy tax and often lower maintenance costs. Even after the exemption ends, the weight-based taxation (with a 50 percent reduction) is cheaper for most EVs than combustion vehicle tax.

3. Check the Emission Standard for Older Vehicles

Vehicles registered before July 1, 2009 are taxed based on their emission standard. A technical retrofit – such as a diesel particulate filter – can improve the classification and reduce tax. The savings potential is particularly large for vehicles with Euro 1 or Euro 2 ratings. Retrofit costs typically pay for themselves within two to four years. The same applies to motorhomes, where the difference between Euro 2 (24 euros/200 kg up to 2,000 kg) and Euro 4 (16 euros/200 kg up to 2,000 kg) is noticeable.

4. Optimal Timing for Registration

Vehicle tax is calculated from the day of first registration. Registering a vehicle at the end of December means paying for the entire month – even if it is only a few days. Deferring registration to January 1 of the following year saves a full month of tax and may benefit from more favorable regulations in the new year.

For electric vehicles, timing matters: the tax exemption only applies for first registrations up to December 31, 2030 and ends on December 31, 2035 at the latest. Registering earlier means using more of the ten tax-free years.

5. Motorhome: Optimize Weight and Emission Class

For motorhomes, gross vehicle weight combined with emission standard determines the tax amount. Optimization strategies include: A down-rating (reducing the permissible gross weight) lowers the tax but also reduces the allowed payload. An up-rating can make sense if it puts the vehicle in a different category that is exempt from motorway tolls (under 3,500 kg). Retrofitting from Euro 2 to Euro 4 lowers the rate for the first 2,000 kg from 24 to 16 euros per 200 kg and the annual cap from 1,000 to 800 euros.

6. Compare Vehicles Before Buying

Even small differences in displacement and CO₂ values can change the annual tax by 50-150 euros. Before purchasing, it is worth systematically comparing the tax burden for all models and engine options under consideration. Consider not just vehicle tax but also fuel consumption and insurance costs for a total cost of ownership perspective.

7. Use Our Vehicle Tax Calculator

Calculate the vehicle tax for up to three vehicles simultaneously with our free calculator. Enter the vehicle type, fuel, displacement, CO₂ value, and first registration date to receive the exact tax amount instantly. The direct comparison makes the financial differences between various vehicle options transparent and supports informed purchasing decisions.

Additionally, you can use the total cost of ownership feature to include fuel costs and insurance in the comparison. This way, you can see at a glance which vehicle is cheapest over the entire ownership period – not just in terms of tax, but overall.

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