UK EV drivers using medical cannabis should know the ‘in charge’ rules apply...
https://charlieeocd131.lucialpiazzale.com/can-i-get-in-trouble-just-for-possessing-my-cbpm-in-the-car
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