thumb|300px|right|Countries performing civil unions in South America 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.
thumb|300px|right|Countries performing civil unions in South America 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