CANON 13: OF DIOCESAN BISHOPS SUFFERING FROM MENTAL INCAPACITY
Mental incapacity of Diocesan Bishop
1 In case of a Diocesan Bishop being of unsound mind, it shall be competent for the Metropolitan, with the consent of the majority of the Bishops of the Province,
(a) upon being certified of the fact by such medical and other testimony as is required by the aw o t e country in which the See of such Bishop is situate, and
(b) after receiving such medical and other testimony as such Bishop may desire to submit to declare the See vacant.
2 The functions assigned to the Metropolitan in section I of this Canon shall, in the event of the Metropolitan coming under the operation of its provisions, be exercised by the Dean of the Province.