UK EV drivers using medical cannabis should know the ‘in charge’ rules apply...

https://www.bookmark-maker.win/uk-ev-drivers-using-medical-cannabis-should-know-the-in-charge-rules-apply

UK EV drivers using medical cannabis should know the ‘in charge’ rules apply even when parked and charging. The legal THC limit is 2 micrograms per litre of blood, so a roadside swab can still lead to a blood test