The Courts of Justice Act 1924 was an Act of the Oireachtas that established the courts system of the Irish Free State. The Republic of Ireland has a common law legal system with four main sources of law: Constitution of Ireland (Bunreacht na hÉireann) Legislation Primary Legislation - Acts of the Oireachtas Secondary Legislation - Statutory Instrument Case law European Community Law Historical The state became independent in 1922 as the Irish Free... The Irish Free State (Irish: Saorstát Ãireann) (1922â1937) was the name of the state comprising the 26 of Irelands 32 counties that were separated from the United Kingdom of Great Britain and Ireland under the Irish Free State Agreement (or Anglo-Irish Treaty) signed by British and...