UK EV drivers using medical cannabis should be aware of the ‘in charge’ rules,...
https://wool-wiki.win/index.php/What_Is_the_THC_Limit_for_Driving_in_England_and_Wales_Again%3F
UK EV drivers using medical cannabis should be aware of the ‘in charge’ rules, which mean you can be tested for THC even when parked and charging. The legal limit is 2 micrograms per litre of blood