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

https://evpowered.co.uk/feature/electric-vehicles-and-medical-cannabis-what-uk-drivers-need-to-know-about-the-law/

UK EV drivers using medical cannabis should know the ‘in charge’ rules mean being parked and charging counts as driving. With a strict 2 micrograms per litre THC limit, a roadside swab can trigger a blood test even if you have a prescription