Same-sex marriage 2010 upon promulgation by the Argentine President. Argentina thus became the first country in Latin America, the second in the Americas, and the tenth in the world to legalize same-sex marriage. Australia became the second nation in Oceania to legalise same-sex marriage when the Australian Parliament passed a bill on 7 December 2017. The bill received royal assent on 8 December, and took effect on 9 December 2017. The law removed the ban on same-sex marriage which previously existed and followed a voluntary postal survey held from 12 September to 7 November 2017, which returned a 61.6% "Yes" vote for
Same-sex marriage in the Australian Capital Territory marriages that had been performed under the ACT legislation are consequently void. The ACT was the first jurisdiction in Australia to legally recognise same-sex couples in 1994. It was the second to allow joint adoption petitions by same-sex couples in 2003, following Western Australia. It also is the first (and currently, only) jurisdiction to allow Civil unions after its "Civil Unions Act" passed the Legislative Assembly in 2012. Previously, identical legislation was successfully rejected by the federal Howard Government in 2006. In 2013, the Legislative Assembly voted to legalise same-sex marriage, but this law was struck down by the Australian