NEW YORK--(BUSINESS WIRE)--Fitch Ratings expects to assign the following ratings to American Express Credit Account Master Trust and American Express Credit Account Secured Note Trust, series 2015-1: --$500,000,000 class A floating-rate asset backed certificates 'AAAsf'; Outlook Stable; --$15,715,000 class B floating-rate asset backed certificates 'A+sf'; Outlook Stable; --$37,143,000 class 1 floating-rate secured notes 'BBB+sf'; Outlook Stable; --$18,572,000 class 2 floating-rate secured notes