Sch 1 para 15
(1) Subject to sub-paragraph (2), the quorum of the Professional Conduct Committee is — (a) one member appointed under paragraph 13(a); (b) one member appointed under paragraph 13(b); and (c) one member appointed under paragraph 13(c). (2) ... Where the Committee is considering the case of a person whose address in the Register is in Scotland, the Committee is not quorate unless there is present a member of the Committee who is a registered person and whose address in the Register is in Scotland.