(1)If at any time the offices of Rail Regulator and PPP arbiter are held by the same person, subsections (2) and (3) below shall apply until such time as those offices are next held by different persons.
(2)Where this subsection applies, any member of the Rail Regulator’s staff may (in addition to discharging duties of that employment) be required also to discharge duties as if he were a member of the PPP arbiter’s staff of similar status.
(3)Where this subsection applies, any member of the PPP arbiter’s staff may (in addition to discharging duties of that employment) be required also to discharge duties as if he were a member of the Rail Regulator’s staff of similar status.
(4)Subsections (2) and (3) above apply notwithstanding anything in the terms or conditions of employment of the member of staff concerned.