The Government consists of three branches: executive, legislative and judicial. The Executive branch consists of the Cabinet and is led by the Prime Minister. It is totally independent of the legislative branch that consists of a bicameral parliament. The Upper House is the Senate whilst the National Assembly is the lower house. The Judicial branch forms with the composition of the Supreme Court as an apex court, alongside the high courts and other inferior courts. The judiciary's function is to interpret the Constitution and federal laws and regulations.