UK EV drivers prescribed medical cannabis should know the ‘in charge’ rules...
https://emiliojqnl442.iamarrows.com/if-i-am-asleep-in-my-car-at-a-charger-after-dosing-can-i-be-charged
UK EV drivers prescribed medical cannabis should know the ‘in charge’ rules mean you can be tested even while parked and charging. A roadside swab can detect THC, and if over 2 micrograms per litre in blood, it risks prosecution