20. Staff of Commission.
(1) Every person who immediately before the establishment day is a member of the staff of the Director shall on that day become a member of the staff of the Commission.
(a) Save in accordance with a collective agreement negotiated with any recognised trade union or staff association concerned, a person referred to in subsection (1) shall not, while in the service of the Commission, be brought to less beneficial conditions of service (including conditions in relation to tenure of office) or of remuneration than the conditions of service (including conditions in relation to tenure of office) or remuneration to which he or she was subject immediately before the establishment day.
(b) In this subsection, "recognised trade union or staff association" means a trade union or staff association recognised by the Commission for the purposes of negotiations which are concerned with the remuneration or conditions of employment or the working conditions of employees.
(3) The Commission may -
(a) with the consent of the Minister and the Minister for Finance, determine the number, grading, remuneration and other conditions of service of staff to be appointed to the Office of the Commission, and