American Express, which says it will start issuing secure chip cards here in the United States later this year, has released a timeline for merchants to follow in accepting the new cards. Like every other network's roadmap, Amex sticks closely to the plan Visa announced last August.

With Amex's announcement, all four major card brands will require that most U.S. merchants, by October 2015, use terminals that can handle cards built with EMV chips.

Subscribe Now

Access to authoritative analysis and perspective and our data-driven report series.

14-Day Free Trial

No credit card required. Complete access to articles, breaking news and industry data.