American Express reward points
- Stipulating interest or a penalty in the event of late payment.
- Charging a fee for issuing an “unloaded” (not prepaid) credit card that is higher than the actual costs involved.
- Charging a percentage as a fee for withdrawals if the card is not prepaid. It is permissible to charge the actual costs only, and anything more than that comes under the heading of riba (usury).
- Buying gold, silver and currency with an “unloaded” card.
The Islamic Fiqh Council has issued a statement concerning this matter.