 It took over local government functions previously provided by Carmarthen District, Dinefwr Borough, Llanelli Borough councils and the Carmarthenshire area of what was Dyfed County Council.The council is based in County Hall in Carmarthen.It is the second body of this name; the previous Carmarthenshire County Council was formed on 1 April 1889 by the Local Government Act 1888 and was abolished on 31 March 1974 by the Local Government Act 1972.