Acquirer Communications

Staying on top of security and protocols

Data Security Notices

Keep your merchant base informed by distributing the latest security notices. Learn More

Member Service Provider Rules

Read the MasterCard rules for providing transaction and processing services to your merchants. Read the Rules

MasterCard Card Identification Features

Distribute this quick reference card to your merchants to help them identify fraudulent cards more easily. Download Reference Card

Merchant Rules

Understand the rules that merchants must follow in order to accept MasterCard® cards. Download the MasterCard Merchant Rules Download Excessive Chargeback Program Document