11. Where —
(a)a member of a Board is appointed to be vice-chair either by the Assembly or under regulation 10, and
(b)the chair of the Board has died or has ceased to hold office, or is unable to perform the duties of chair owing to illness, absence from England and Wales or any other cause,
the vice chair shall act as chair until a new chair is appointed or the existing chair resumes the duties of chair, as the case may be; and references to the chair in Schedule 3 shall, so long as there is no chair able to perform the duties of chair, be taken to include references to the vice-chair.