UK EV drivers using medical cannabis should know that even when parked and...

https://wiki-cable.win/index.php/Is_the_THC_Limit_Basically_Zero_Tolerance_in_the_UK%3F

UK EV drivers using medical cannabis should know that even when parked and charging, ‘in charge’ laws apply. The legal THC limit is just 2 micrograms per litre of blood