26 This goodwill implies also a proper respect for those traditions which are the special heritage of the peoples of the East, whether these be concerned with the sacred liturgy and the hierarchical Orders or with other observances of the Christian life, so long as they are in keeping with the true faith and with the moral law. Each and every nation of Oriental rite must have its rightful freedom in all that is bound up with its own history and its own genius and character, saving always the truth and integrity of the doctrine of Jesus Christ.
Source: Orientalis Ecclesiae (Vatican.va)