EXHIBIT
23
CONSENT
OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We hereby
consent to the incorporation by reference in Registration Statement on Form S-8
No. 333-04583 of our report dated June 17, 2010, relating to the financial
statements and supplemental schedules of the Equifax Inc. 401(k) Plan which
appear in this Form 11-K.
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/s/SMITH
& HOWARD
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Atlanta,
Georgia
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June
17, 2010
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