Do they? I still haven't applied for membership yet.
no.
https://m.samsclub.com/termsandconditions?xid=ftr_termsCash Rewards are not earned for purchases of the following:
Alcoholic Beverages
Tobacco
eCigarettes
Fuel
Milk
External Websites- merchandise or services sold or provided on websites not hosted by Sam’s Club – even if accessed originally through SamsClub.com.
Auctions
Gift Cards, including third party Gift CardsInventory belonging to third parties
Lottery tickets
Membership
Service contracts (example - mobile phone contracts)
Pharmacy – prescriptions
Photo Center
Postage stamps
Limited duration third party merchandise sales within clubs
Offers and Services provided by third parties (examples – auto buying program, insurance, travel services, legal services, merchant credit card payment processing services, etc.)
Services and Labor (examples – delivery, tire installation, etc)
Taxes and fees (including sales tax, deposits, miscellaneous fees etc.)
Service Plans