介绍性文本1.引用、开始、解释和扩展2.职能转移3.决定和上诉4.（1）在适用第5条所列规定时。社会保障缴款和福利修正案（北爱尔兰）法案签署说明

Introductory Text1.Citation, commencement, interpretation and extent2.Transfer of functions3.Decisions and appeals4.(1) In the application of the provisions listed in Article.5.Amendment of the Social Security Contributions and Benefits (Northern Ireland) ActSignatureExplanatory Note