[Script of Jul. 5] Set Retention Policy (Move to Library) on Content Type at Site Collection Level
Script Download: SetRetentionPolicy.zip
https://gallery.technet.microsoft.com/scriptcenter/Set-Retention-Policy-Move-0930bba0
This script shows how to set Retention Policy (Move to Library) on Content Type at Site Collection Level by PowerShell.
This script contains two advanced functions, Set-OSCRetentionPolicy and Remove-OSCRetentionPolicy.
You can find more All-In-One Script Framework script samples at https://aka.ms/onescriptingallery