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

https://dlf-ne.org/whats-the-simplest-driving-pack-for-medical-cannabis-patients/

UK EV drivers using medical cannabis should stay aware of ‘in charge’ rules that apply while parked and charging. The legal THC limit of 2 micrograms per litre means even those with a prescription can test over the limit