Note
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Important
The classic eDiscovery experiences were retired on August 31, 2025. This retirement includes classic Content Search, classic eDiscovery (Standard), and classic eDiscovery (Premium). These options aren't available as an experience option in the Microsoft Purview portal.
Unless you're working directly with Microsoft when using these legacy features for specific short-term transition scenarios, use the guidance for the new eDiscovery experience in the Microsoft Purview portal.
The following table lists the limits for eDiscovery (Standard) cases and holds associated with a eDiscovery (Standard) case. For more information about Microsoft Purview eDiscovery (Standard), see Overview of eDiscovery (Standard).
| Description of limit | Limit |
|---|---|
| Maximum number of cases for an organization. |
No limit |
| Maximum number of case holds for an organization. |
10,000 |
| Maximum number of mailboxes in a single case hold. This limit includes the combined total of user mailboxes, and the mailboxes associated with Microsoft 365 Groups, Microsoft Teams, and Viva Engage Groups. |
1,000 |
| Maximum number of sites in a single case hold. This limit includes the combined total of OneDrive for Business sites, SharePoint sites, and the sites associated with Microsoft 365 Groups, Microsoft Teams, and Viva Engage Groups. |
100 |
| Maximum number of cases displayed on the eDiscovery (Standard) home page, and the maximum number of items displayed on the Holds, Searches, and Export tabs within a case. 1 | 1,000 |
Note
1 To view a list of more than 1,000 cases, holds, searches, or exports, you can use the corresponding Office 365 Security & Compliance PowerShell cmdlets: