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HMRC internal manual

Specialist Investigations Operational Guidance

Introduction and organisation: guidance in SI: about this guidance

This manual brings together the operational guidance relevant to all teams across SI.

It contains guidance to help in your day to day to work and is set out in a way that covers:

  • The guidance available in SI
  • SI aims and communications
  • Case identification
  • Case review and registration
  • Investigation work
  • Case settlement
  • Case closure