The election of City Council and the local head of government,[4] which takes place at the same time, is based on legislation introduced on 20 June 2002.

All 43 seats on the city council were being contested in the 2024 election.

All 43 seats on the city council were being contested in the 2018 election.

All 43 seats on the city council were being contested in the 2014 election.

All 43 seats on the city council were being contested in the 2010 election.