How do I register for the ULEZ zone in Madrid?

I am transiting through Spain later in the year and need to stop in Madrid overnight to catch up with an old friend. I have searched extensively on the internet but cannot find anyway of booking the necessary...

Can I modify my car to make it ULEZ-compliant?

I have a 1999 Nissan Primera which does not comply with ULEZ emissions regulations. My only option is to scrap the car, but I will not get money for it from TfL because I am not on any benefits. My query...

Will ULEZ compliance rules change again in the future?

Hi, I am having to change my beloved Volvo D4 for a ULEZ compliant car. If I buy a Euro 6 compliant vehicle, is the Mayor likely to change the criteria for vehicles and their emissions in the coming years...

Why does my new Fiesta cost more in car tax than my old one?

I have a Ford Fiesta 1.0-litre EcoBoost, registered 2020. It is exactly the same model as the one I had from new in 2013, road tax free. Why am I now paying £190. Surely the new ones emissions will be...