For EV owners using prescribed medical cannabis, a statutory defence exists,...

https://tysonvadd422.timeforchangecounselling.com/do-ev-safety-features-change-legal-responsibility-if-i-am-on-medication

For EV owners using prescribed medical cannabis, a statutory defence exists, but it’s not a free pass. You must stay under the 2mcg/L THC limit, remain fit to drive, and inform the DVLA. Remember: legality never replaces your personal responsibility.