CmdID / PowerShell / Cmdlets / Remove
Remove-FilePlanPropertyDepartment
Use the Removet-FilePlanPropertyDepartment cmdlet to remove file plan property departments. Exchange PowerShell reference
From the Exchange PowerShell reference 4 parameters Its page in the reference
Parameters
-IdentityThe Identity parameter specifies the custom file plan property department that you want to remove.-Confirm, -cfThe Confirm switch specifies whether to show or hide the confirmation prompt.-ForceDeletionThe ForceDeletion switch forces the removal of the file plan property department.-WhatIf, -wiThe WhatIf switch doesn't work in Security & Compliance PowerShell.