US credit card giants said they will implement a new merchant category code for the nation's gun retailers, which gun control activists say will help flag potential mass shooters and gun traffickers.

Mastercard Inc said on Thursday it would pause work on its implementation of a new payments code for gun merchants, citing the complexities raised by pending laws in a number of U.S. states. A ...

Visa, Mastercard and Discover announced they will pause a plan to implement a new merchant category code for the nation’s gun retailers after political pressure from Republicans. The measure that was ...

New York — Payment processor Visa Inc. said Saturday that it plans to start separately categorizing sales at gun shops, a major win for gun control advocates who say it will help better track ...