UK EV drivers using medical cannabis should be aware of the ‘in charge’ rules...

https://dlf-ne.org/what-is-the-biggest-mistake-prescribed-patients-make-at-charge-points/

UK EV drivers using medical cannabis should be aware of the ‘in charge’ rules that apply when their vehicle is stationary and charging. The legal THC limit is just 2 micrograms per litre of blood