5.—(1) Where, in respect of a particular case before the date that these Regulations come into operation with respect to that type of case—
(a)interest has become due but has not been paid;
(b)the Department has made a payment by way of reimbursement under Article 38B(2) of the Child Support (Northern Ireland) Order 1991; or
(c)arrears of child support maintenance have not been paid,
these Regulations shall not apply for the purposes of—
(i)the recovery of the interest referred to in sub-paragraph (a);
(ii)the repayment to the Department of the whole, or part, of the sum reimbursed referred to in sub-paragraph (b), or
(iii)the collection and enforcement of the arrears referred to in sub-paragraph (c).
(2) Where in respect of a particular case after the date that these Regulations come into operation with respect to that type of case an adjustment falls to be made in relation to a maintenance assessment, these Regulations shall not apply for the purposes of making the adjustment.
(3) Where, before the coming into operation of regulation 6, fees have become due but have not been paid, the Child Support Fees Regulations (Northern Ireland) 1993(1) shall have effect as if regulation 6 of these Regulations had not been made.