介绍性文本1.引用、生效和生效2.对《碳氢化合物石油关税（发电减免）条例20053》的修订。在条例2（解释）中，在“合格石油”的定义中。4.在附表2（碳价格支持率）中，用以下符号解释性说明代替

Introductory Text1.Citation, commencement and effect2.Amendments to the Hydrocarbon Oil Duties (Reliefs for Electricity Generation) Regulations 20053.In regulation 2 (interpretation), in the definitions of “qualifying oil”.4.For Schedule 2 (carbon price support rates) substitute the following.SignatureExplanatory Note