介绍性文本1.引文和注释2.解释3.主要法规的修订4.（1）修订第13条（第5.5条第432A节的修改。省略第17条和第18.6条。在第21条之后插入-修改第7条第438B节。省略第41.8条。在第53B条之后插入-修改第256条.SignatureExplanatory注释

Introductory Text1.Citation and commencement2.Interpretation3.Amendment of the principal Regulations4.(1) Amend regulation 13 (modifications of section 432A of the.5.Omit regulations 17 and 18.6.After regulation 21 insert— Modification of section 438B of the.7.Omit regulation 41.8.After regulation 53B insert— Modification of section 256 of the.SignatureExplanatory Note