It's been announced the the London ULEZ (starting in 2019) will expand to cover the entire area inside the North/South Circular Road in 2021.
There are hefty charges for non-compliant vehicles (in addition the the existing Congestion Charge).
Full info here :
https://tfl.gov.uk/modes/driving/ultra-low-emission-zone
Check your vehicle here :
https://tfl.gov.uk/modes/driving/ultra-low-emission-zone/vrm-checker-ulez
Everyone pays (including residents of the zone after a 'sunset period' to get rid of any non-compliant vehicles).
What do you feel :
Vital air quality improvement scheme ... or ...
Motorist Fleecing on a vast scale ??
[ Don't get too smug if you never visit London by car, every other biggish city will have their own money-generating scheme set up and ready to go very soon ]
smoggy dave xx