Microsoft Purview Information Protection will support sharing sensitivity-labeled files across Microsoft 365 clouds (Worldwide, GCC, GCC High, 21Vianet). Public preview starts mid-August 2025; general availability by late October 2025. The feature is off by default and requires admin configuration with Entra ID group controls.
Applies to: Microsoft Purview
Source: mc.merill.net — data via Merill Fernando's open archive (MIT).