UK EV drivers using medical cannabis should be aware of ‘in charge’ rules that...
https://www.joint-bookmarks.win/uk-ev-drivers-using-medical-cannabis-should-be-aware-of-the-in-charge-rules
UK EV drivers using medical cannabis should be aware of ‘in charge’ rules that apply even when parked and charging. The legal THC limit is 2 micrograms per litre of blood, and roadside swabs can trigger further blood tests at a station