- Two-wheelers that emit less than 80 g/km of CO2 will be exempt from the registration tax.
- Two-wheelers that emit between 80 and 100 g/km of CO2 will pay 4.75 percent registration tax.
- Two-wheelers that emit between 100 and 120 g/km of CO2 will pay 9.75 percent registration tax.
- And, finally, bikes that emit over 120 g/km of CO2 or have more than 100hp will pay 14.75 percent registration tax.
Spain was one of the first countries to tax cars, at least when they're purchased, depending on their CO2 emission levels. What's good for four wheels is good for two, apparently, and a very similar tax system has been adopted for motorbikes, which will be put into effect at the start of 2009. This means that the amount of tax paid when a buyer registers a two-wheeler, called "Impuesto de matriculación," will be as follows: