The Northern Mariana Islands Commonwealth Legislature is the territorial legislature of the U.S. commonwealth of the Northern Mariana Islands. The legislative branch of the territory is bicameral, consisting of a 20-member lower House of Representatives, and an upper house Senate with nine Senators. Representatives serve two-year terms and Senators serve four-year terms, both without term limits. The territorial legislature meets in the commonwealth capital of Saipan. The Legislature also has a youth congress, the Commonwealth of the Northern Mariana Islands Youth Congress.