Its only in daytime, in their clean air zones (London has one) but does this include the periphique? So I'd rename the campervan Dracula

. It looks like it'll spread, but I can't find anything specific.
I found this (Looks like I'll have to leave the McLaren F1 at home)
From 1 January 2017 to 1 July 2017 (then it gets worse)
Monday to Friday 08:00 - 20:00:
All vehicles need at least Crit'Air sticker 5!
• Diesel cars must be first registered after 1 January 1997 (usually Euro 2) - Crit'Air sticker 5
• Petrol cars must be first registered after 1 January 1997 (usually Euro 2 and 3) - Crit'Air sticker 3
• Diesel light duty vans must be first registered after 1 October 1997 (usually Euro 2) - Crit'Air sticker 5
• Petrol light duty vans must be first registered after 1 October 1997 (usually Euro 2 and 3) - Crit'Air sticker 3
• Motorcycles must be first registered after 1 June 2000 (usually Euro 2) - Crit'Air sticker 4
Heavy duty vehicles are affected daily 08:00 - 20:00:
• Diesel Heavy duty vehicles must be registered after 30 September 2001 (usually Euro 3) - Crit'Air sticker 5
• Diesel Heavy duty vehicles must be registered after 30 September 2001 (usually Euro 3) - Crit'Air sticker 3