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Microsoft Purview Compliance Portal: Data Loss Prevention: DLP to restrict Microsoft 365 Copilot processing on emails with sensitivity labels

Why it matters: Generally available

Microsoft Purview Data Loss Prevention (DLP) is extended to preventing Microsoft 365 Copilot from processing emails with sensitivity labels. This feature will allow DLP policies to provide detection of sensitivity labels in emails as enterprise grounding data and restrict access of the labeled emails in Microsoft 365 Copilot chat experiences.

Target September CY2025Cloud GCC, GCC High, DoDPlatform WebSource updated 2026-01-17

Affected: Microsoft Purview

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