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* Horne Paul T (Last) (First) (Middle) 303 W. WALL STREET SUITE 1600 (Street) MIDLAND TX 79701 (City) (State) (Zip)	2. Date of Event Requiring Statement (Month/Day/Year) 01/11/2007	3. Issuer Name and Ticker or Trading Symbol LEGACY RESERVES L P [ LGCY ]
		4. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director 10% Owner X Officer (give title below) Other (specify below) Vice President-Operations	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)
Units representing limited partner interests	121,683	I	See Footnotes(1)(2)

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)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Unit Options (right to buy)	(3)	07/17/2011	Units	20,000	$17	D

Explanation of Responses:

1. On March 15, 2006, in connection with the formation transactions of Legacy Reserves LP ("Legacy"), H2K Holdings, Ltd. ("H2K Holdings"), an entity owned and controlled by Mr. Horne, received 83,499 units in exchange for oil and natural gas properties and related assets. On March 15, 2006, Legacy redeemed 32,759 of the 83,499 units held by H2K Holdings, leaving H2K Holdings with 50,740 units. Mr. Horne indirectly beneficially owns the 50,740 units held by H2K Joldings.

2. Mr. Horne indirectly beneficially owns an additional 70,943 units indirectly beneficially owned by H2K Holdings though its interest in MBN Properties LP, which holds 3,162,483 units. This assumes that the 3,162,483 units held by MBN Properties LP will be distributed to the partners of MBN Properties LP, including 70,943 units to H2K Holdings.

3. 20,000 options were granted on July 17, 2006. According to the terms of the award, the unit options granted vest annually in equal increments over a three-year period beginning March 15, 2007.

Remarks:

Vice President - Operations of Legacy Reserves GP, LLC, the general partner of Legacy Reserves LP

	Steven H. Pruett, as attorney-in-fact for Paul T. Horne	01/11/2007
	** Signature of Reporting Person	Date
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