UK EV drivers using medical cannabis should be aware that the 'in charge' rules...

https://www.generate-bookmark.win/uk-ev-drivers-using-medical-cannabis-should-stay-aware-of-in-charge-rules-1

UK EV drivers using medical cannabis should be aware that the 'in charge' rules apply even when parked and charging. The legal THC limit of 2 micrograms per litre means a roadside swab can lead to a blood test