Argentina Since 2003, the Argentine province of Río Negro and the city of Buenos Aires allow domestic partnerships. The City of Villa Carlos Paz (Córdoba) allowed it from 2007. Since 2009, the city of Río Cuarto (Córdoba) allows Civil Unions. Australia All levels of Australian Governments under nearly all Australian statutes do recognise same-sex couples as de facto couples as unregistered co-habitation or de facto status since 2009. From 1 July 2009 Centrelink recognised same-sex couples equally regarding social security – under the common-law marriage, de facto status or unregistered cohabitation. Registered relationship recognition in state Governments: Registered relationship recognition in 5 local government areas within Australia: City of Sydney, New South WalesRegistered relationships since 2004 Municipality of Woollahra, New South WalesRegistered relationships since 2008 City of the Blue Mountains, New South WalesRegistered relationships since 2010 City of Vincent, Western AustraliaRegistered relationships since 2012 Town of Port Hedland, Western AustraliaRegistered relationships since 2015. Brazil Cohabitation grants 112 benefits as family entities in Brazil since 2002. It is known as when both parts are legally authorized to marry, and as when at least one party is legally prohibited from doing so. Cohabitation grants all rights marriage confers, with the exception of automatic opt-in for one of four systems of property share married couples have access to, and automatic right to inheritance. Potential confusion might arise regarding terminology, given how when Brazilian Portuguese refers to the term , it tends to be short for , or civil marriage. Couples that have at least one child registered as a descendant of both parties might also have access to or rights. Same-sex stable cohabitation in Brazil is legally recognized nationwide since May 5, 2011. Brazil's Supreme Court voted 10–0 with one abstention to allow same-sex couples the same legal rights as married couples, following pointed recognition of such relationships that dates as far back as 2004. The ruling gave same-sex couples in such relationships the same financial and social rights enjoyed by those in mixed-sex ones. A union between two women and one man was reported in August 2012, though its legality was doubted. Canada In Canada: Domestic partnerships in Nova Scotia (2001), Civil unions in Quebec (2002), Common-law relationships in Manitoba (2002), and Adult interdependent relationships in Alberta (2003) were extended to same-sex couples before the enactment (2005) nationwide of same-sex marriage in Canada. Another notable attempt to extend civil union rights, the