SIOG10100 | Procedural matters: data protection: contentsFrom HM Revenue & Customs · Specialist Investigations Operational GuidanceDetailsContents3 entriesSIOG10110Procedural matters: data protection: Data Protection Act 1998SIOG10120Procedural matters: data protection: handling of data protection requests in SISIOG10130Procedural matters: data protection: quality of data heldNext