CmdID / PowerShell / Cmdlets / Set
Set-ClassificationRuleCollection
Use the Set-ClassificationRuleCollection cmdlet to update existing classification rule collections in your organization. Exchange PowerShell reference
From the Exchange PowerShell reference 4 parameters Its page in the reference
Parameters
-FileDataThe FileData parameter specifies the classification rule collection file you want to import.-Confirm, -cfThe Confirm switch specifies whether to show or hide the confirmation prompt.-DomainControllerThe DomainController parameter specifies the domain controller that's used by this cmdlet to read data from or write data to Active Directory.-WhatIf, -wiThe WhatIf switch shows what the command does without making any changes.