The Terrorism Prevention Branch (TPB) of the United Nations Office on Drugs and Crime (UNODC) has been actively contributing to the work of the United Nations Counter-Terrorism Implementation Task Force (CTITF) ever since its establishment in 2005, thus ensuring that UNODC's counter-terrorism work is carried out in the broader context of and coordinated with United Nations system-wide efforts. Consisting of 31 international entities, CTITF is mandated to enhance coordination and coherence of the counter-terrorism efforts of the United Nations system.