How are refunds calculated when coupons are used? February 15, 2022 13:30 Updated Your refund will be the amount paid after utilising the coupon discount (excluding membership fees and delivery charges). Related articles What is Challenger's Return policy? Which items are not eligible under the 7 days returns policy? What if I cannot access the online returns form? How do I make a return/ exchange for my online order? How long is the refund process for my online order?