Legislative powers are shared by the executive and the bicameral Parliament of Cambodia (, ), which consists of a lower house, the National Assembly (, ) and an upper house, the Senate (, ). Members of the 123-seat Assembly are elected through a system of proportional representation and serve for a maximum term of five years. The Senate has 61 seats, two of which are appointed by the king and two others by the National Assembly, and the rest elected by the commune councillors from 24 provinces of Cambodia. Senators serve six-year terms.