FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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(Print or Type Responses)

1. Name and Address of Reporting Person * DUNHAM ARCHIE W   2. Issuer Name and Ticker or Trading Symbol LOUISIANA-PACIFIC CORP [LPX] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director _____ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) C/O LOUISIANA-PACIFIC CORPORATION, 414 UNION STREET, SUITE 2000 3. Date of Earliest Transaction (Month/Day/Year) 12/05/2005 (Street) NASHVILLE, TN 37219 4. If Amendment, Date 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 (City) (State) (Zip) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 12/05/2005   M   1,800 A $ 13.69 11,516.002 (1) D   Common Stock 12/05/2005   S   1,800 D $ 28.2 9,716.002 (1) D

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction Code (Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5)

6. Date Exercisable and Expiration Date (Month/Day/Year)

7. Title and Amount of Underlying Securities (Instr. 3 and 4)

8. Price of Derivative Security (Instr. 5)

9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)

10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Stock Option (Right to Buy) (2)

$ 13.69

12/05/2005

M

1,800

09/05/2005(2)

09/05/2013

Common Stock

2,700

$ 0

900

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
DUNHAM ARCHIE W C/O LOUISIANA-PACIFIC CORPORATION 414 UNION STREET, SUITE 2000 NASHVILLE, TN 37219	X

Signatures

/s/Anton C. Kirchhof, Attorney-in-fact for Archie W. Dunham		12/06/2005
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(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).
(1)	Includes 7,914 restricted shares issued pursuant to the 2000 Non-Employee Director Restricted Stock Plan that will vest 5/1/06 (1,600 shares), 5/1/07 (1,764 shares), 5/1/08 (2,494 shares), 5/1/09 (830 shares) and 5/1/10 (1,226 shares). Also includes dividend reinvestment shares exempt under Rule 16a-11.
(2)	Option granted pursuant to the Louisiana-Pacific Corporation 1992 Non-Employee Director Stock Option Plan. Remaining unexercised options vest in three equal quarterly installments, with the first installment vesting on this date.

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