After François Bozizé seized power in March 2003, Tiangaye was designated as one of the 98 members of the National Transitional Council (CNT), which was established to act as a transitional legislative body; he was included on the Council as a representative of a human rights organization, due to his role as President of the LCDH.
François Bozizé Mart 2003'te iktidarı ele geçirdikten sonra, Tiangaye bir geçiş yasama organı olarak kurulan Ulusal Geçiş Konseyi'nin (CNT) 98 üyesinden biri olarak tayin edilmiştir; Bu nedenle LCDH Başkanı rolüyle bir insan hakları örgütü temsilcisi olarak Konseye dahil edildi.