The Canons of the Councils of Ancyra, Gangra, Neocæsarea, Antioch and Laodicea, which Canons were Accepted and Received by the Ecumenical Synods 80Canon XVII.

If any one having received the ordination of a bishop, and having been appointed to preside over a people, shall not accept his ministry, and will not be persuaded to proceed to the Church entrusted to him, he shall be excommunicated until he, being constrained, accept it, or until a full synod of the bishops of the province shall have determined concerning him.