This tax information and impact note sets out a new requirement for large businesses to notify HMRC when they take a tax position in their returns for VAT, Corporation Tax, or Income Tax (including PAYE) that is uncertain.This tax information and impact note sets out a new requirement for large businesses to notify HMRC when they take a tax position in their returns for VAT, Corporation Tax, or Income Tax (including PAYE) that is uncertain.Read MorePolicy paperHM Revenue & Customs – Activity on GOV.UK