47.—(1) The Department may by regulations make such incidental, supplemental and transitional provision as it considers appropriate in connection with any provision made by or under this Order.
(2) The regulations may, in particular, make provision—
(a)as to the procedure to be followed with respect to—
(i)the making of applications for maintenance assessments;
(ii)the making, cancellation or refusal to make maintenance assessments;
(iii)reviews under Articles 18 to 21;
(b)extending the categories of case to which Article 20 or 21 applies;
(c)as to the date on which an application for a maintenance assessment is to be treated as having been made;
(d)for attributing payments made under maintenance assessments to the payment of arrears;
(e)for the adjustment, for the purpose of taking account of the retrospective effect of a maintenance assessment, of amounts payable under the assessment;
(f)for the adjustment, for the purpose of taking account of overpayments or under payments of child support maintenance, of amounts payable under a maintenance assessment;
(g)as to the evidence which is to be required in connection with such matters as may be prescribed;
(h)as to the circumstances in which any official record or certificate is to be conclusive evidence;
(i)with respect to the giving of notices or other documents;
(j)for the rounding up or down of any amounts calculated, estimated or otherwise arrived at in applying any provision made by or under this Order.
(3) No power to make regulations conferred by any other provision of this Order shall be taken to limit the powers given to the Department by this Article.