Colombia's Constitutional Court approved the government's proposal to decriminalize the possession of small amounts of cocaine and marijuana for personal use. Anyone caught with less than 20 grams of marijuana or one gram of cocaine for personal use may receive physical or psychological treatment depending on their state of consumption, but may not be prosecuted or detained, the court ruled.

Cannabis social clubs are noncommercial organisations of users who cultivate and distribute enough cannabis to meet their personal needs without having to turn to the black market.

Drug Law Reform in Latin America is a project of the TNI Drugs & Democracy programme
"Promoting a more effective and humane drug policy in Latin America"
In 2011 the 1961 UN Single Convention on drugs will be in place for 50 years. In 2012 the international drug control system will exist 100 years since the International Opium Convention was signed in 1912 in The Hague. Does it still serve its purpose or is a reform of the UN Drug Conventions needed? This site provides critical background.