The Philippines is governed under the constitution of 1987. The president, who is both head of state and head of the government, is elected by popular vote for a single six-year term. There is a bicameral legislature, the Congress. Members of the 24-seat Senate are popularly elected for six-year terms. The House of Representatives consists of not more than 250 members, who are popularly elected for three-year terms. There is an independent judiciary headed by a supreme court. Administratively, the republic is divided into 79 provinces and 117 chartered cities.