UK EV drivers using medical cannabis should be aware that the ‘in charge’ rules...
https://donovanpxcr343.wpsuo.com/can-i-sit-in-the-driver-s-seat-while-charging-if-i-have-dosed
UK EV drivers using medical cannabis should be aware that the ‘in charge’ rules mean you’re treated as driving while charging. With a 2 micrograms per litre THC limit, even those with prescriptions can face roadside swabs