29. The circumstances prescribed for the purposes of Article 28ZB(6)(c)(1), are where the Department—
(a)certifies in writing that an appeal against that decision in question is being considered; and
(b)considers that, if such an appeal were already determined, it would affect the determination of the appeal described in Article 28ZB(1)(a).
Article 28ZB was inserted by Article 43 of the Social Security (Northern Ireland) Order 1998 and amended by paragraph 20 of Schedule 3 to the Child Support, Pensions and Social Security Act (Northern Ireland) 2000