| Georgia | 001-06605 | 58-0401110 | ||
| (State
      or other jurisdiction of
      incorporation) | (Commission
      File Number) | (IRS
      Employer Identification
      No.) | 
| 1550
      Peachtree Street, N.W., Atlanta, Georgia | 30309 | |
| (Address
      of principal executive offices) | (Zip
      Code) | 
| o | Written
      communication pursuant to Rule 425 under the Securities Act (17 CFR
      230.425) | 
| o | Soliciting
      material pursuant to Rule 14a-12 under the Exchange Act (17 CFR
      240.14a-12) | 
| o | Pre-commencement
      communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR
      240.14d-2(b)) | 
| o | Pre-commencement
      communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR
      240.13e-4(c)) | 
| Exhibit No. | Description | |
| 3.1 | Equifax
      Inc. Amended and Restated Bylaws, as amended through December 1,
      2010. | 
| EQUIFAX
      INC. | |||
| By: | /s/Kent E. Mast | ||
| Name: | Kent
      E. Mast | ||
| Title: | Corporate
      Vice President and | ||
| Chief
      Legal Officer | |||
| Date:
      December 1, 2010 | |||
| Exhibit No. | Description | |
| 3.1 | Equifax
      Inc. Amended and Restated Bylaws, as amended through December 1,
      2010. |