The Constitution of Italy provides for legally binding referenda. A referendum can be called in order to abrogate totally or partially a law, but only at the request of 500,000 electors or five regional councils. It is forbidden to call a referendum regarding financial laws or laws relating to pardons or the ratification of international treaties. Any citizen entitled to vote in an election to the Chamber of Deputies may participate in a referendum. The following referenda have occurred in Italy since 1946:

• Italian referendum, 1946
• Italian referendum, 1974
• Italian referendum, 1978
• Italian referendum, 1981
• Italian referendum, 1985
• Italian referendum, 1987
• Italian referendum, 1989
• Italian referendum, 1990
• Italian referendum, 1991
• Italian referendum, 1993
• Italian referendum, 1995
• Italian referendum, 1997
• Italian referendum, 1999
• Italian referendum, 2000
• Italian referendum, 2001
• Italian referendum, 2003

See also: Politics of Italy