SCSMRemovePendingDeleteObjects.ps1

 ###
 ###  Remove deleted ConfigItems 45 days after deletion
 ###
 ###  v1.0.0.0 Wahlpatr
 ### 

$hostname=$env:COMPUTERNAME  

$deleted=invoke-command -computername scsmserver -scriptblock {
 try {
 import-module smlets
 $class = Get-SCSMClass ^system.configitem$
 $delEnumId=(Get-SCSMEnumeration System.ConfigItem.ObjectStatusEnum.PendingDelete).id
 $objectsToDelete = Get-SCSMObject -class $class -filter  "objectstatus -eq '$delenumid' -and LastModified -lt  '$((Get-Date).Adddays(-45))'"
 $objectsToDelete | Remove-SCSMObject -Force
 $objectsToDelete.count | select @{n='DeletedItems';e={$_}} 
 }
 catch
 {
    Write-EventLog -LogName Application -Source SCSMDeleteObjects -Message "Remove Deleted ConfigItems failed on $env:ComputerName started from $Using:hostname. ErrorMessage:$_" -EventID 1003 -EntryType Error
 }
}
$deleted | % {$d=$_.deletedItems;$s=$_.PSComputerName; Write-EventLog -LogName Application -Source SCSMDeleteObjects -Message "Removed $d Deleted Items from $s ConfigItems." -EventID 8 -EntryType Information }