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

https://www.bookmarking-base.win/uk-ev-drivers-medicating-with-cannabis-should-know-that-in-charge-rules-apply

UK EV drivers using medical cannabis should be aware of the ‘in charge’ rules. Even when parked and charging, drivers must not exceed the 2 micrograms per litre THC legal limit