UK EV drivers using medical cannabis should know that the ‘in charge’ rules...
https://station-wiki.win/index.php/Can_I_Keep_My_Prescription_Photo_on_My_Phone_Instead_of_the_Label%3F
UK EV drivers using medical cannabis should know that the ‘in charge’ rules apply even while parked and charging. The 2 micrograms per litre THC limit means a positive roadside swab could lead to a mandatory blood test at a station