I foresee a raft of litigation - lack of notice is one thing. I have just tried to register my Irish (compliant) PHEV and my Irish historic vehicle (both exempt but require advance registration) and it is not possible to do so - the PHEV fails at the licence plate stage; and with the historic vehicle the ‘system’ does not include the (British) manufacturer. This is very #sloppy. Ulez: Criticism as home counties refuse road signage https://www.bbc.co.uk/news/uk-england-london-66623252