In practice
The descriptor is set through the acquiring relationship and limited by card-network field rules. A clear descriptor uses the brand the customer bought from and, where fields allow, a support phone number or website. See why descriptors cause avoidable disputes.
Common confusion
The pending authorization text in a banking app can differ from the posted statement descriptor, so test both.
Frequently asked questions
Can I change my billing descriptor?
Usually yes, through your acquirer or processor, within network field rules. Many also support dynamic descriptors per product.
Why do bad descriptors cause chargebacks?
Customers who do not recognize a charge often dispute it with their bank rather than contacting the merchant.