介绍性文本1.引用、生效和终止2.儿童抚养费（征收和执行）条例的修订3.儿童抚养费（征收和执行）条例的修订4.儿童抚养费（儿童的含义和新的计算规则）条例的修订5.修订儿童抚养费（在现有情况下终止责任和过渡到新的计算规则）规则6.儿童支持（北爱尔兰）令第1991条第29款（4）至（7）的适用

Introductory Text1.Citation, commencement and cessation2.Amendment of the Child Support (Collection and Enforcement) Regulations3.Modification of the Child Support (Collection and Enforcement) Regulations4.Amendment of the Child Support (Meaning of Child and New Calculation Rules) (Consequential and Miscellaneous Amendment) Regulations5.Amendment of the Child Support (Ending Liability in Existing Cases and Transition to New Calculation Rules) Regulations6.Application of Article 29(4) to (7) of the Child Support (Northern Ireland) Order 1991 in certain casesSignatureExplanatory Note