Massachusetts seeks to become the next state to ban conversion therapy for minors By Cathy Kristofferson, January 18, 2013. Today, Massachusetts joined California in the fight against harmful ex-gay conversion/reparative therapy for minors under the age of 18.  Representative Carl Sciortino (D – 34th Middlesex District) filed “An Act Relative to Abusive Practices to Change … More Conversion Therapy Ban Bill filed in Massachusetts