The United Nations Integrated Peacebuilding Office in Guinea-Bissau, UNIOGBIS, was established by the UN Security Council in its resolution 1876 (2009) for an initial period of 12 months from January 2010, and was extended until 31 December 2011 by Security Council resolution 1949 (2010). The mandate of the mission was further extended in resolution 2030 (2011) for an additional 14 months to 28 February 2012.

The mission's mandate is to:
Assist the Peacebuilding Commission in its work in addressing critical peace-building needs in Guinea-Bissau;

Strengthen the capacities of national institutions in order to maintain constitutional order, public security and full respect for the rule of law;

Support national authorities to establish effective and efficient police, law enforcement and criminal justice systems;

Support an inclusive political dialogue and national reconciliation process;

Provide strategic and technical support and assistance to the Government of Guinea-Bissau in developing and coordinating the implementation of security sector reforms;

Assist national authorities to combat drug trafficking and organized crime, as well as human trafficking, especially child trafficking;

Support national efforts to curb the proliferation of small arms and light weapons;

Undertake human rights promotion, protection and monitoring activities, and support the institutionalization of the rule of law;

Mainstream a gender perspective into peace-building, in line with Security Council resolutions 1325 (2000) and 1820 (2008);

Enhance cooperation with the African Union, the Economic Community of West African States, the Community of Portuguese-Language Countries and other partners in their efforts to contribute to the stabilization of Guinea-Bissau;

Help in the mobilization of international assistance.