The 2001 Australia 50c Commemorative issue celebrates the 100th Anniversary of Federation – Australia, featuring the 4th portrait of Queen Elizabeth II facing right wearing the Girls of Great Britain and Ireland Tiara
On the reverse, the Australian Coat of Arms consisting of a shield depicting the emblems of the six Australian States. Aside the shield are a Red Kangaroo and Emu. Above the shield is a seven pointed star on a wreath, each point representing the 6 States and one for the Territories. Below are sprays of Golden Wattle and ‘Australia’ in a scroll.