Cannabis consumption in private spaces is tolerated in Spain, though the legal framework remains complex. Spain has a unique system that allows cannabis social clubs to operate as private non-profit associations. Unlike countries where cannabis is fully legalized or fully prohibited, Spain occupies a middle ground where private consumption is tolerated while public use remains strictly forbidden.

Cannabis social clubs in Madrid operate under Spanish association law (Ley Orgánica 1/2002). They function as closed, member-only organizations where cannabis is collectively cultivated and distributed among members — never sold to the public. This legal model has been upheld by Spanish courts, making clubs an accepted way to access cannabis in Madrid within Spain's private consumption framework.