geoff wrote:

AFAIK, we don't have any cross border agreements with any european
countries

Do this mob have legal authority, or just send threatening letters?

http://www.sparksproject.org

This looks like the next stage from 2013, but the UK appears to have
opted-out

http://www.europarl.europa.eu/news/en/pressroom/content/20110629BKG22876/html/Cross-border-traffic-offence-penalties-to-improve-road-safety