Ownership Submission
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, 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 *
  Aircraft Services CORP
2. Date of Event Requiring Statement (Month/Day/Year)
06/18/2007
3. Issuer Name and Ticker or Trading Symbol
Regency Energy Partners LP [[RGNC]]
(Last)
(First)
(Middle)
120 LONG RIDGE ROAD
4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director __X__ 10% Owner
_____ Officer (give title below) __X__ Other (specify below)
Owner of General Partner
5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

STAMFORD, CT 06927
6. Individual or Joint/Group Filing(Check Applicable Line)
___ Form filed by One Reporting Person
_X_ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
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)

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. SEC 1473 (7-02)
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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 of Derivative Security: 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
Subordinated Units representing limited partner interests   (1)   (5) Common Units representing limited partner interests 16,699,462 (2) $ (3) I (4) Through Regency LP Acquirer, L.P. (4)

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
Aircraft Services CORP
120 LONG RIDGE ROAD
STAMFORD, CT 06927
    X   Owner of General Partner
EFS Regency GP Holdco II, LLC
120 LONG RIDGE ROAD
STAMFORD, CT 06927
    X   Owner of General Partner
Regency LP Acquirer, L.P.
120 LONG RIDGE ROAD
STAMFORD, CT 06927
    X   Owner of General Partner

Signatures

Tyson Yates, Vice President 06/27/2007
**Signature of Reporting Person Date

Explanation of Responses:

* 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).
(1) The subordinated units will automatically convert at one time after December 31, 2006 or December 31, 2008 if certain financial tests set forth in the issuer's partnership agreement are met. Also, if the general partner of the issuer is removed under circumstances where cause does not exist and units held by affiliates of the general partner are not voted in favor of such removal, the subordinated units will convert into common units on a one-for-one basis.
(2) These securities are owned by Regency LP Acquirer, L.P., which is a member of a "group" for purposes of Section 13(d) of the Exchange Act including Regency LP Acquirer, L.P., EFS Regency GP Holdco II, LLC and Aircraft Services Corporation. The joint filers are jointly filing this Form 3 and information regarding the joint filers other than Aircraft Services Corporation is set forth on Exhibit 99 to this Form 3. The reporting persons disclaim beneficial ownership of the reported securities except to the extent of their pecuniary interests therein, and this report shall not be deemed an admission that the reporting persons are beneficial owners of the reported securities for purposes of Section 16 or for any other purpose.
(3) The subordinated units are convertible into common units on a one-to-one ratio.
(4) Regency LP Acquirer, L.P. directly owns all securities reported on this Form 3, all the other joint filers' ownership is indirect, through one or more subsidiaries.
(5) The subordinated units have no expiration date.

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