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HMRC internal manual

Specialist Investigations Operational Guidance

Introduction and organisation: communication: communicating by external email: opting out

The customer can opt out of using email at any time and you must retain this information and act on it. Do not contact them by email once you have received their notification to opt out.

If you are in doubt about this guidance or have any other security concerns about emailing customers, please discuss with your manager in the first instance and with your Data Guardian, if appropriate.

For more guidance on using email safely and securely visit The Security Zone and read the Acceptable Use Policy.