Chile has a republican system of government with three separate and independent branches – the executive branch, the legislative branch and the judicial branch. The executive branch is headed by the president who is elected to a single four-year term by popular vote. The president is the head of state and the government. The legislative branch is made up of the Congress of Chile which has a 38-seat Senate and a 120-member Chamber of Deputies.
The judicial branch is independent and includes the Supreme Court of Chile, 16 regional courts of appeal, a system of military courts and a constitutional tribunal.