Display or Export All User Mailbox Holds

UPDATE: This tool has been updated to include implicit policies created in the Security and Compliance Center.

Last week, I was asked by a few people for information on displaying holds applied to mailboxes.

Holds come in several varieties:

  • In-Place Holds created via the Exchange Admin Center or eDiscovery case
  • Retention Policies (either as Retention or Label policies)
  • Litigation Hold set as a mailbox property
  • Legacy Exchange MRM policies

When viewed programmatically from PowerShell, you’ll notice that In-Place Holds and Retention Policies are somewhat inverse relationships like the legacy MRM policies–that is, the various policies in the Security & Compliance Center don’t have lists of objects applied to them. … [ Continue reading ]