OVERVIEW Citibank Credit Card Issuance Trust's class 2014-A4 issuance is an ABS transaction backed by an undivided investor interest in Citibank Credit Card Master Trust I's series 2000 collateral certificate, which, in turn, is collateralized by credit card receivables from VISA, MasterCard, and American Express revolving credit card accounts that are originated and serviced by Citibank N.A. We assigned our 'AAA (sf)' rating to the class 2014-A4 notes. The rating reflects our view of the transaction's credit support, timely interest and principal payments, and underlying payment structure, among other factors. NEW YORK (Standard&Poor's) May 6, 2014--Standard&Poor's Ratings Services today assigned its 'AAA (sf)' rating to Citibank Credit Card Issuance Trust 's $800 million Citiseries 1.23% class