Requirements for a referendum to pass
Cayman Islands
Answer
Optional referendum - simple majority
Source
Constitution Order2009
http://www.legislation.gov.uk/uksi/2009/1379/pdfs/uksi_20091379_en.pdf
(3) Subject to this Constitution, a referendum under this section shall be binding on the
Government and the Legislature if assented to by more than 50 per cent of persons registered as electors in accordance with section 90.
Comment
Approval quorum of 50% electors