Year 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 Month Select January Feburary March April May June July August September October November December GST increases to 5% from 1 June Date31 May 2011 GST to increase from 3% to 5% Amendment to zero ten proposed Date17 May 2011 Repeal of deemed distribution proposed States Development Company nominations Date17 May 2011 Treasury Minister's GST comments Date13 May 2011 States budgets underspent in 2010 Date09 May 2011