16.—(1) A conversion calculation by the Department shall be made—
(a)in accordance with Part I of Schedule 1 to the Order;
(b)using the information held by it at the calculation date; and
(c)taking into account any relevant departure direction or any relevant property transfer as provided in regulations 17 to 23.
(2) A conversion decision shall be treated for the purposes of any revision, supersession, appeal or application for a variation under Article 18, 19, 22 or 28G of the Order(1) and Regulations made in connection with such matters, as a decision under Article 13 of the Order made with effect from the date of notification of that decision and, where a conversion decision has been made, the case shall for those purposes be treated as if there were a maintenance calculation in force.
(3) A conversion calculation shall become a maintenance calculation when the transitional period ends or, if later, any relevant property transfer taken into account in the calculation ceases to have effect.
Articles 18, 19 and 22 were substituted by Articles 40 to 42 of the Social Security (Northern Ireland) Order 1998, Articles 18 and 19 are amended by sections 8 and 9 of the Child Support, Pensions and Social Security Act (Northern Ireland) 2000 and Article 22 is further substituted by section 10 of that Act. Article 28G is inserted by section 7 of that Act