Third Amendment

Third Amendment may refer to the:


 * Third Amendment to the United States Constitution, part of the Bill of Rights, preventing the U.S. government from quartering soldiers in a civilian's home during peacetime without the consent of the civilian, nor in time of war, but in a manner to be prescribed by law
 * Third Amendment of the Constitution of India, 1954 amendment relating to state and centre (federal) rights
 * Third Amendment of the Constitution of Ireland, permitted the state to join the European Communities and provided that European law would take precedence over the constitution
 * Third Amendment of the Constitution Bill 1958, a failed amendment of the Constitution of Ireland concerning the electoral system
 * Third Amendment of the Constitution Bill 1968, a failed amendment of the Constitution of Ireland concerning apportionment
 * Third Amendment of the Constitution of South Africa, which allowed the creation of municipalities that crossed provincial boundaries
 * Australian referendum, 1928 (State Debts), the third amendment to the Constitution of Australia