SEC FORM 3

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person^*

Shannon Michael S

(Last)

(First)

(Middle)

1550 PEACHTREE STREET, N.W.

(Street)

ATLANTA

30309

(City)

(State)

(Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
05/17/2006

3. Issuer Name and Ticker or Trading Symbol
EQUIFAX INC [ EFX ]

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	Group Executive

5. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	43,640	D
Common Stock	602	I	By 401(k)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
1. Title of Derivative Security (Instr. 4)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
Stock Option/Right to Buy	01/28/1999	01/28/2008	Common Stock	682	$19.3497	D
Stock Option/Right to Buy	01/28/2002	01/28/2008	Common Stock	1,764	$19.3497	D
Stock Option/Right to Buy	⁽¹⁾	01/27/2009	Common Stock	8,330	$21.8286	D
Stock Option/Right to Buy	⁽²⁾	01/27/2009	Common Stock	8,562	$21.8286	D
Stock Option/Right to Buy	⁽³⁾	12/10/2009	Common Stock	10,135	$13.6151	D
Stock Option/Right to Buy	⁽⁴⁾	01/29/2011	Common Stock	2,988	$17.2083	D
Stock Option/Right to Buy	⁽⁵⁾	01/29/2011	Common Stock	7,147	$17.2083	D
Stock Option/Right to Buy	01/29/2001	01/29/2011	Common Stock	12,544	$17.2083	D
Stock Option/Right to Buy	⁽⁶⁾	02/05/2012	Common Stock	5,214	$25.5	D
Stock Option/Right to Buy	⁽⁷⁾	02/05/2012	Common Stock	6,786	$25.5	D
Stock Option/Right to Buy	⁽⁸⁾	01/29/2013	Common Stock	4,863	$21.11	D
Stock Option/Right to Buy	⁽⁹⁾	01/29/2013	Common Stock	10,137	$21.11	D
Stock Option/Right to Buy	⁽¹⁰⁾	01/29/2014	Common Stock	4,311	$25.68	D
Stock Option/Right to Buy	⁽¹¹⁾	01/29/2014	Common Stock	9,689	$25.68	D
Stock Option/Right to Buy	⁽¹²⁾	02/03/2015	Common Stock	18,000	$30.3	D
Stock Option/Right to Buy	⁽¹³⁾	02/09/2016	Common Stock	15,000	$36.7	D

Explanation of Responses:

1. The option vests in increments of 380 shares on 1/27/00, 1,021 shares on 1/27/01, 2,707 shares on 1/27/02 and 4,222 shares on 1/27/03.

2. The option vests in increments of 3,844 shares on 1/27/00, 3,203 shares on 1/27/01 and 1,515 shares on 1/27/02.

3. The option vests in increments of 2,534 shares on 12/10/99, 12/10/00 and 12/10/01 and 2,533 shares on 12/10/02.

4. The option vests in increments of 2 shares on 1/29/02, 453 shares on 1/29/03 and 2,533 shares on 1/29/04.

5. The option vests in increments of 2,534 shares on 1/29/01, 2,532 shares on 1/29/02 and 2,081 shares on 1/29/03.

6. The option vests in increments of 1 share on 2/5/02 and 2/5/03, 2,212 shares on 2/5/04 and 3,000 shares on 2/5/05.

7. The option vests in increments of 2,999 shares on 2/5/02 and 2/5/03 and 788 shares on 2/5/04.

8. The opion vests in increments of 1,113 shares on 1/29/05 and 3,750 shares on 1/29/06.

9. The option vests in increments of 3,750 shares on 1/29/03 and 1/29/04 and 2,637 share son 1/29/05.

10. The option vests in increments of 811 shares on 1/29/06 and 3,500 shares on 1/29/07.

11. The option vests in increments of 3,500 shares on 1/29/04 and 1/29/05 and 2,689 shares on 1/29/06.

12. The option vests in four equal annual increments beginning on 2/3/05.

13. The option vests in four equal annual increments beginning on 2/6/06.

Remarks:

	/s/ Shannon, Michael S.	05/17/2006
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.