Ownership Submission
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 *
WARREN KELCY L
  2. Issuer Name and Ticker or Trading Symbol
Regency Energy Partners LP [RGP]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director __X__ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
(Last)
(First)
(Middle)
3738 OAK LAWN AVE.
3. Date of Earliest Transaction (Month/Day/Year)
04/30/2013
(Street)

DALLAS, TX 75219
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 Units 04/30/2013   J(3)   31,372,419 A (3) 31,372,419 I Held by Southern Union Company (1)
Class F Common Units 04/30/2013   J(3)   6,274,483 A (3) 6,274,483 I Held by Southern Union Company (1)
Common Units               26,266,791 I Held by Energy Transfer Equity, L.P. (2)

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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

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
WARREN KELCY L
3738 OAK LAWN AVE.
DALLAS, TX 75219
    X    

Signatures

 Sonia Aube as Attorney-in-Fact for Kelcy L. Warren   05/02/2013
**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) Southern Union Company is a wholly owned subsidiary of ETE Holdco Corporation, which is a wholly owned subsidiary of Heritage Holdings, Inc., which is a wholly owned subsidiary of ETP Holdco Corporation, which is a wholly owned subsidiary of Heritage ETC, L.P. Energy Transfer Partners, L.P. owns a 99.999% limited partner interest in Heritage ETC, L.P. and owns 100% of Heritage ETC GP, L.L.C., the general partner of Heritage ETC, L.P. Energy Transfer Partners GP, L.P. is the general partner of Energy Transfer Partners, L.P. and Energy Transfer Partners, L.L.C. is the general partner of Energy Transfer Partners GP, L.P. and both are wholly owned subsidiaries of Energy Transfer Equity, L.P. Mr. Warren holds ~80% membership interest in LE GP, LLC the general partner of Energy Transfer Equity, L.P. Mr. Warren disclaims beneficial ownership of the reported units except to the extent of his pecuniary interest therein.
(2) Mr. Warren holds ~80% membership interest in LE GP, LLC the general partner of Energy Transfer Equity, L.P. Mr. Warren disclaims beneficial ownership of the reported units except to the extent of his pecuniary interest therein.
(3) On April 30, 2013, Southern Union Company contributed 100% interest in Southern Union Gathering Company, LLC and its subsidiaries, to Regency Energy Partners LP in exchange for cash, 31,372,419 Regency common units and 6,274,483 Regency class F units.

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