UK EV drivers using medical cannabis should know the ‘in charge’ rules apply...
https://www.easybookmarkings.win/uk-ev-drivers-using-medical-cannabis-should-be-aware-of-the-in-charge-rules
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