Members are expected to call for the liberalisation of drug policy, but what form this will take remains to be seen.
Of those surveyed, 8% say they currently use cannabis and 5% using it regularly.
Members are calling for a public health approach after 'failings' of drug policy.
It's time to de-schedule, de-penalise and decriminalise all cannabis offences, writes activist Simpa Carter.
66% agree that people should not be prosecuted for possession of cannabis for personal use.