Members of the Spiritual Council are either elected by the National Ecclesiastical Assembly or directly appointed by the Catholicos of All Armenians.

The Supreme Spiritual Council was established on January 1, 1924, upon reforms initiated by Catholicos George V, replacing the Synod of Bishops.

It has a consulting role, making suggestions on the dogmatic, religious, and canonical issues to be during the meetings of the National Ecclesiastical Assembly.

The Diocesan Assembly (Armenian: Թեմական Պատգամաւորական Ժողով Temakan Patkamavorakan Zhoghov) headed by the primate of the diocese, is the highest legislative body of each dioceses of the Armenian church.

The Monastic Brotherhood (Armenian: Վանական Միաբանութիւն Vanakan Miabanutiun) is composed of the celibate clergy of the monastery who are led by the abbot.