Lambeth trials cannabis warnings instead of arrests

In July 2001 the London Borough of Lambeth began a police experiment: people found with small amounts of cannabis for personal use could receive a warning and have the drug confiscated, rather than being arrested. It became widely associated with Brixton, where the borough’s main police station held the warning records.

The scheme changed how an offence was handled locally. It did not remove possession from the Misuse of Drugs Act or open a lawful retail market.

A different use of police discretion

Commander Brian Paddick’s October memorandum to Parliament described a six-month pilot approved by Metropolitan Police Commissioner Sir John Stevens. Officers judged whether the amount was small and intended for personal use; supervisors checked their decisions. The drug was retained for eventual destruction.

Paddick reported 218 warnings by 30 September, including 21 involving young people. Parents of young people receiving warnings were contacted through the Youth Offender Team. His estimate of four to eight police hours saved per warning was an expectation while evaluation continued, rather than a completed independent finding.

A local experiment during a national debate

Patrick Matthews visited Brixton and described his impressions in the 2003 afterword to Cannabis Culture. He thought street dealing looked conspicuous, but also recorded a resident’s response that it had long been so. The passage captures uncertainty around the experiment; a visit cannot establish whether the policy caused a change in dealing.

The government’s answer to Parliament on 29 October 2001 kept two processes distinct. Lambeth was conducting a pilot for simple personal possession, while the Home Secretary was seeking scientific advice on national reclassification. He intended to consider that advice alongside the pilot evaluation before reaching a decision.

The subsequent move to Class C in January 2004 was a separate national legal change. Lambeth’s experiment belongs to the history of policing discretion that preceded it.^[1][2][3]