17.—(1) Sections 1 to 16 shall come into operation on such day or days as may be appointedF1 by order made by the Department.
(2) The power under this section to appoint a day for the coming into operation of sections 1 and 2 shall not authorise the appointment for those purposes of any day before the issue of the code of practice that must be issued under section 3.
F1partly exercised by SR 2001/416; 2002/75, 165, 392, 406