sentence: western standard time ( wst ) -- utc +08 : 00 western australia -- standard time act 2005 central standard time ( acst ) - utc +09 : 30 south australia -- standard time act 2009 and the daylight saving act 1971 northern territory -- standard time act 2005 eastern standard time ( aest ) -- utc +10 : 00 queensland -- standard time act 1894 new south wales -- standard time act 1987 no 149 australian capital territory -- standard time and summer time act 1972 victoria -- summer time act 1972 tasmania -- standard time act 1895 and the daylight saving act 2007 time offsets during standard time time offsets during daylight-saving time ( from southern hemisphere spring until autumn ) daylight saving time ( dst ) a vox-pop from the abc in tasmania when dst was introduced in the 1970s .