What happens to my Dia Domino Rewards points if I make a return? Brogan March 13, 2020 13:12 Updated When you return an item, the points that you earned for that purchase will be deducted from your points balance. Related articles How do I redeem my Dia Domino Rewards points? What is your shipping and returns policy? Do my Dia Domino Rewards points expire? Comments 0 comments Please sign in to leave a comment.