UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, DC 20549
 
FORM 8-K
 
CURRENT REPORT PURSUANT
TO SECTION 13 OR 15(D) OF THE
SECURITIES EXCHANGE ACT OF 1934
 
Date of report (Date of earliest event reported): May 9, 2006
 
3M COMPANY
(Exact Name of Registrant as Specified in Its Charter)
 
Delaware
(State or Other Jurisdiction of Incorporation)

File No. 1-3285	 	41-0417775	
(Commission File Number)	 	(IRS Employer Identification No.)	
 	 	 	
3M Center, St. Paul, Minnesota	 	55144-1000	
(Address of Principal Executive Offices)	 	(Zip Code)	
 
(651) 733-1110
(Registrant’s Telephone Number, Including Area Code)

(Former Name or Former Address, if Changed Since Last Report)
 
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions ( see General Instruction A.2. below):
 
o     Written communications 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))

 
Item 5.02. Departure of Directors or Principal Officers; Election of Directors; Appointment of Principal Officers
 
(b) Director Retirement.
 
Mr. Edward A. Brennan and Dr. Louis W. Sullivan have resigned from the Board of Directors of 3M Company, effective as of May 9, 2006, in accordance with the Board of Director’s retirement policy that provides that each non-employee director must tender her/his resignation at the annual meeting following her or his 72 nd birthday.

SIGNATURE
 
Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized.

 	3M COMPANY	
 	 	 	
 	By:	/s/ Gregg M. Larson	 	
 	 	  Gregg M. Larson,	
 	 	  Associate General Counsel and Secretary	

Dated: May 15, 2006	
 
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