VATTOS7410 | Treatment of supplies affected by a change in VAT: Rate change from 1 January 2010: Introduction
From HM Revenue & Customs · VAT Time of supply
On 1 December 2008 the standard rate of VAT was temporarily reduced to 15%. It reverted to 17.5% on 1 January 2010. Anti-forestalling legislation was introduced to prevent avoidance through exploitation of the change in the VAT rate back to 17.5%.