As part of the transformation that has taken place in the family law regime towards the inclusion of same-sex couples, the Constitutional Court has played a central role and perhaps alone. This paper analyzes the main decisions of the Constitutional Court concerning standardization in the field of protection for same-sex couples, drawing from each building elements most relevant jurisprudence. Thus I argue that through a variety of interpretive tools, the Court has instrumentalized its decisions to exercise political opportunity in the direction of the prevailing view, using the conditioning of the judgments of constitutionality.