1.—(1) The qualifying examinations for promotion to the ranks of sergeant or inspector are examinations in —
(a)criminal law,
(b)evidence and procedure in criminal courts,
(c)traffic law,
(d)general police duties, and
(e)managerial competence,
held under arrangements and on syllabuses approved by or on behalf of the examinations board.
(2) Each of the qualifying examinations referred to in sub-paragraph (1) comprises —
(a)Part I, consisting of a written paper, and
(b)Part II, consisting of practical tests.
(3) There shall be held in each year each Part of the qualifying examinations for promotion to the rank of inspector and, as the case may be, sergeant.