The official announcement about the tribunal decision is here:
Appellate Tribunal determination on Women Bishops:
The Anglican Church’s highest legal authority, the Appellate Tribunal, has cleared the way for the consecration of women as diocesan bishops across Australia.
In a majority decision the Tribunal has ruled that there is nothing in the Church’s Constitution that would prevent the consecration of a woman priest as a diocesan bishop in a diocese which by ordinance has adopted the Law of the Church of England Clarification Canon 1992. Not every diocese has done so.
The ruling impacts only on diocesan bishops and not assistant bishops most of whom are elected and confirmed under provisions of the Assistant Bishops’ Canon 1966 which seems to retain the requirement for candidates to be male.
One of the central issues in the ruling allowing women to become diocesan bishops concerned the definition of ‘canonical fitness’. In the Church’s Constitution, adopted in 1962 it was clear at that time canonical fitness included a requirement for ‘maleness.’
The ‘maleness’ requirement was removed in a process that began in 1989 when a canon (church law) was passed that amended the Constitution to redefine ‘canonical fitness.’ The canon came into effect in 1995 after 75% of dioceses, including all metropolitan dioceses, adopted it…
The full text of the decision can be read as a PDF file here.