I came across this link, posted by Trike Design in S Wales.
It explains in detail the UK law on what is a bike, car or Trike: complicated is an understatement.
Very clearly the law views old M3Ws and the new M3Ws very differently!

Trike Law - UK

Disclaimer: this applies ONLY to UK interpretation of EU law.


Peter,
66, 2016 Porsche Boxster S
No longer driving Tarka, the 2014 Plus 8...