Abstract
In this science to be developed, based on a survey of the concept and appearance of Amicus Curiae work we intend to address the procedural interest and acceptance for Amicus Curiae , as well as presenting the main performances of this institution in the Brazilian legal system , such as: 1. IBDFAM in homo-affective union; 2. CVM ( relating to capital market issues ); 3. Role of the Adminis…