JOINT FILING AGREEMENT This JOINT FILING AGREEMENT is made and entered into by and among The Governor and Company of the Bank of Ireland, IBI Interfunding, BancIreland/First Financial, Inc., BIAM (US) Inc., Iridian Asset Management LLC ("Iridian"), COLE Partners LLC ("COLE"), Iridian Private Business Value Equity Fund, L.P. ("Iridian Private Business"), David L. Cohen ("Cohen") and Harold J. Levy ("Levy"). The parties to this Agreement hereby agree to prepare jointly and file timely (or otherwise deliver as appropriate) all filings on Schedule 13D and Schedule 13G (the "Filings") required to be filed by them pursunat to Section 13(d) or 13(g) under the Securities Exchange Act of 1934, as amended, with respect to their respective ownership of any securities of Equifax Inc. that are requireed to be reportd on any Filings. Each party to this Agreement further agrees and covenants to the other parties that it will fully cooperate with such other parties in the preparation and timely filing (and other delivery) of all such Filings. Date: February 10, 2003 THE GOVERNOR AND COMPANY OF THE BANK OF IRELAND By: /s/ John Clifford ---------------------------------- John Clifford Group Secretary IBI INTERFUNDING By: /s/ Terry Forsyth ---------------------------------- Terry Forsyth Secretary BANCIRELAND/FIRST FINANCIAL,INC. By: /s/ Diane Morrison ---------------------------------- Diane Morrison Director BIAM (US) INC. By: /s/ Diane Morrison ---------------------------------- Diane Morrison Director IRIDIAN ASSET MANAGEMENT LLC By: /s/ Jeffrey M. Elliott ---------------------------------- Jeffrey M. Elliott Executive Vice President COLE PARTNERS LLC By: /s/ Jeffrey M. Elliott ---------------------------------- Jeffrey M. Elliott Executive Vice President IRIDIAN PRIVATE BUSINESS VALUE EQUITY FUND, L.P. By: COLE PARTNERS LLC By: /s/ Jeffrey M. Elliott ---------------------------------- Jeffrey M. Elliott Executive Vice President By: /s/ David L. Cohen ---------------------------------- David L. Cohen, individually By: /s/ Harold J. Levy ---------------------------------- Harold J. Levy, individually