UK EV drivers using medical cannabis should be aware that “in charge” rules...

https://speedy-wiki.win/index.php/Can_a_GP_Prescribe_Medical_Cannabis_in_the_UK_or_Does_It_Have_to_Be_a_Specialist%3F

UK EV drivers using medical cannabis should be aware that “in charge” rules apply while parked and charging. The legal THC limit is 2 micrograms per litre of breath