MC1105017 — Microsoft Purview | Data Loss Prevention: Restrict Microsoft 365 Copilot using content with sensitivity labels

Microsoft Purview Data Loss Prevention (DLP) for Microsoft 365 Copilot is now generally available, allowing organizations to use DLP policies to detect sensitivity labels and restrict access to sensitive content. The rollout begins in late June 2025 and completes by late July 2025. Admins can edit or create new policies and use alerting and simulation features.