Download Visa and MasterCard critical bulletins (PDF), last updated Spring 2017. Many of these bulletins only change every year or two. Subscribe to our newsletter for announcements of card brand updates.
CARD BRAND ACCEPTANCE RULES
MasterCard Acceptance Rules (PDF) download from MasterCard site. See all MasterCard Rules (link)
Visa Core Rules and Visa Product and Service Rules PDF download from Visa site. Part of Visa International Operating Guidelines. Over 800 pages of information including comprehensive dispute and chargeback information for merchants.
American Express Merchant Policy Guide (link to site)
Payments Fraud Liability Matrix [pdf], April 2016 Federal Reserve (Checks and Credit Cards) TIP- it’s a neat reference, but outdated almost the minute it went to print. When acquirers are liable, they pass it on to merchants.
MasterCard EMV Guiding Principles for Acquirers – even though not directed at merchants, very insightful
Visa Interlink Operating Regulations – currently unavailable 11/2015
First Data Integrated Partner Solutions EMV certified list Certified and Capable are different- currently unavailable 11/2015
Discover Merchant site
Visa comprehensive download library (official site) includes:
E-Commerce Merchants’ Guide to Risk Management – currently unavailable 11/2015
PCI Data Security Standard OFFICIAL WEB SITE