Question
How do I stop receiving a prompt for credentials when adding a printer on my Mac?
Overview
To prevent a non-admin from being prompted for credentials to add printers, delete or resume print queues. etc., they must be added to the lpadmin group.
Answer
How to add domain users to lpadmin group and give them access to preference panes
sudo dseditgroup -o edit -n /Local/Default -u admin -p -a "AD3\Domain Users" -t group lpadmin
sudo security authorizationdb write com.appleSoftwareUpdate.scan allow
sudo security authorizationdb write system.install.apple-software allow
sudo security authorizationdb write system.preferences allow
sudo security authorizationdb write system.preferences.printing allow
Local accounts
sudo dseditgroup -o edit -n /Local/Default -u admin -p -a staff -t group lpadmin