EQUIFAX INC — Director's Dealing 2006

May 17, 2006

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: EQUIFAX INC (EFX)
CIK: 0000033185
Period of Report: 2006-05-16

Reporting Person: MAST KENT E (CVP and General Counsel)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2006-05-16	Common Stock	S	3300	$36.8000	Disposed	83147	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	1097	Indirect