The federal government of Iraq is defined under the current Constitution, approved in 2005, as an Islamic, democratic, federal parliamentary republic. The federal government is composed of the executive, legislative, and judicial branches, as well as numerous independent commissions.

The politics of Iraq takes place in a framework of a federal parliamentary representative democratic republic. It is a multi-party system whereby the executive power is exercised by the Prime Minister of the Council of Ministers as the head of government, as well as the President of Iraq, and legislative power is vested in the Council of Representatives and the Federation Council.