Paragraph 12 I1

Any person appointed or elected to fill a casual vacancy shall hold office only for the unexpired portion of the term of office of the person in whose place he or she is appointed or elected, but shall be eligible for re-appointment or re-election for one further term of office in accordance with paragraph 8, and if the Archbishops of Canterbury and York so direct, shall be eligible for re-appointment or re-election for a second further term.