Measure also allows same - sex couples to adopt children in Mexico 's capital city . Workshops held for 120 judges who may have to vote on domestic issues . Mexico City law comes as same - sex unions in Latin America slowly gained acceptance . `` We have n't had any problems with the judges , '' Alvarez-Gayou said . On Sunday , two men were married in civil ceremony in Buenos Aires , Argentina .
Measure also allows same - sex couples to adopt children in Mexico 's capital city . Workshops held for 120 judges who may have to vote on domestic issues . Mexico City law comes as same - sex unions in Latin America slowly gained acceptance . On Sunday , two men were married in civil ceremony in Buenos Aires , Argentina .