A billing descriptor is the text that appears on a cardholder’s statement to identify a charge, typically the business name plus a city or a phone number. Merchants set it with their acquirer, and dynamic descriptors can vary it per product or per brand.
Why it matters
A large share of disputes begin with a customer who simply does not recognize a charge. For high risk merchants this is amplified: discreet billing in adult and dating means the descriptor deliberately does not match the site name, and multi brand subscription operators often bill many offers through one entity. Every mismatch feeds “I did not authorize this” disputes that count toward your chargeback ratio and your standing under VAMP. Descriptor hygiene, matching the descriptor to what the customer remembers buying and putting a support contact in it, is among the cheapest chargeback prevention there is.