EQUIFAX INC — Director's Dealing 2010

May 3, 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: EQUIFAX INC (EFX)
CIK: 0000033185
Period of Report: 2010-04-30

Reporting Person: MAST KENT E (CVP and Chief Legal Off)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2010-04-30	Common Stock	A	12000	—	Acquired	89825	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2010-04-30	Stock Option/Right to Buy	$33.6	A	25000	Acquired	2020-04-30	Common Stock (25000)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	1474	Indirect

Footnotes

F1: Award of restricted stock units. The stock vests 100% on 4/30/2013.

F2: The option vests in three equal annual increments beginning 4/30/2011.