The City of Sarajevo comprises four municipalities: Centar, Novi Grad, Novo Sarajevo, and Stari Grad. Each operate their own municipal government, while united they form one city government with its own constitution. The executive branch () consists of a mayor, with two deputies and a cabinet. The legislative branch consists of the City Council, or ''Gradsko vijeće''. The council has 28 members, including a council speaker, two deputies, and a secretary. Councilors are elected by the municipality in numbers roughly proportional to their population. The City Statute requires the city council to include at least six councillors from each constituent people and at least two from the ranks of Others.