CmdID / PowerShell / Cmdlets / Get
Get-HoldComplianceRule
Use the Get-HoldComplianceRule to view preservation rules in the Microsoft Purview compliance portal. Exchange PowerShell reference
From the Exchange PowerShell reference 2 parameters Its page in the reference
Parameters
-IdentityThe Identity parameter specifies the preservation rule you want to view.-PolicyThe Policy parameter filters the preservation rule results by the associated preservation policy.