What can be brought to a referendum?
Australia
Answer
Both constitutional and other issues
Source
Article 128 of the Constitution
http://www.aph.gov.au/About_Parliament/Senate/Powers_practice_n_procedures/Constitution/chapter8
Comment
Article 128 of the Constitution provides only for mandatory referendums addressing constitutional amendments. However, the national parliament can pass an ad hoc law tohold a referendum on other issues (e.g. Military Service Referendum Act 1916).