These Regulations may be cited as the Social Security and Child Support (Decisions and Appeals) (Amendment) Regulations (Northern Ireland) 2003 and shall come into operation in relation to a particular case on the date on which Article 18 of the Child Support (Northern Ireland) Order 1991, as amended by section 8 of the Child Support, Pensions and Social Security Act (Northern Ireland) 20003, comes into operation in relation to that type of case.