It's thanks to a lack of clarity in liquor licensing laws
The Irish Times reports Garda HQ sought legal advice on the matter and were told neither practice is an infringement.
Last weekend drinks for delivery were confiscated by members of the force in Co. Donegal.
As long as drinks are paid for at the licensed premises they can be delivered.
Takeaway's also allowed on the condition the alcohol ins't consumed in public or within 100m of the pub.