UK electric vehicle drivers using medical cannabis should know that ‘in charge’...

https://spark-wiki.win/index.php/What_Does_the_Medical_Defence_NOT_Cover_if_I_Am_Actually_Impaired%3F

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