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
OMB APPROVAL
OMB Number: 3235-0287
Expires: January 31, 2005
Estimated average burden hours per response... 0.5

(Print or Type Responses)
1. Name and Address of Reporting Person *
Spectra Energy Corp.
  2. Issuer Name and Ticker or Trading Symbol
Spectra Energy Partners, LP [SEP]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director __X__ 10% Owner
_____ Officer (give title below) __X__ Other (specify below)
Parent of General Partner
(Last)
(First)
(Middle)
5400 WESTHEIMER COURT
3. Date of Earliest Transaction (Month/Day/Year)
07/02/2007
(Street)

HOUSTON, TX 77056
4. If Amendment, Date Original Filed(Month/Day/Year)
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 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 representing limited partner interests 07/02/2007   D   1,500,000 D $ 20.63 33,129,880 I See footnote (1)
Common units representing limited partner interests 04/04/2008   P   4,207,641 A (2) 37,337,521 I See footnotes (2) (3)
Common units representing limited partner interests 08/13/2010   C   21,638,730 A (4) 58,976,251 I See footnotes (3) (4) (5)
Common units representing limited partner interests 11/30/2010   P   1,938,435 A (6) 60,914,686 (2) (5) I See footnotes (5) (6)

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number. SEC 1474 (9-02)

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
Subordinated Units representing limited partner interests (4) 08/13/2010   C     21,638,730   (4)   (4) Common Units representing limited partner interests 21,638,730 $ 0 0 I See footnotes (3) (4) (5)

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
Spectra Energy Corp.
5400 WESTHEIMER COURT
HOUSTON, TX 77056
    X   Parent of General Partner
Spectra Energy Capital, LLC
5400 WESTHEIMER COURT
HOUSTON, TX 77056
    X    
Spectra Energy Transmission, LLC
5400 WESTHEIMER COURT
HOUSTON, TX 77056
    X    
Spectra Energy Southeast Pipeline Corp.
5400 WESTHEIMER COURT
HOUSTON, TX 77056
    X    
Spectra Energy Partners GP, LLC
5400 WESTHEIMER COURT
HOUSTON, TX 77056
    X    
Spectra Energy Partners (DE) GP, LP
5400 WESTHEIMER COURT
HOUSTON, TX 77056
    X    

Signatures

 /s/ Emily Strait, Assistant Secretary for Spectra Energy Corp   08/04/2011
**Signature of Reporting Person Date

 /s/ Emily Strait, Assistant Secretary for Spectra Energy Capital LLC   08/04/2011
**Signature of Reporting Person Date

 /s/ Emily Strait, Assistant Secretary for Spectra Energy Transmission, LLC   08/04/2011
**Signature of Reporting Person Date

 /s/ Allison McHenry, Secretary for Spectra Energy Southeast Pipeline Corp   08/04/2011
**Signature of Reporting Person Date

 /s/ Emily Strait, Assistant Secretary for Spectra Energy Partners GP, LLC   08/04/2011
**Signature of Reporting Person Date

 /s/ Emily Strait, Assistant Secretary for Spectra Energy Partners (DE) GP, LP   08/04/2011
**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) The Common Units were redeemed from Spectra Energy Partners (DE) GP, LP, the general partner of the Issuer (the "General Partner") in connection the initial public offering of the Issuer. The general partner of the General Partner is Spectra Energy Partners GP, LLC, a wholly owned subsidiary of Spectra Energy Transmission, LLC ("SET"). SET is wholly owned by Spectra Energy Capital, LLC ("Spectra Capital"), which is wholly owned by Spectra Energy Corp ("SE Corp").
(2) On April 4, 2008, in connection with the closing of the transactions contemplated by the Contribution Agreement, dated December 13, 2007, among the Issuer, SET and the General Partner, the Issuer acquired certain assets for aggregate consideration of approximately $107 million. The consideration consisted of $4.7 million in cash, 4,207,641 Common Units of the Issuer issued to SET and 85,870 general partner units of the Issuer issued to the General Partner.
(3) As of August 2, 2011, SET owns a 17.6% LP interest in the Issuer. Spectra Capital owns 100% of SET and SE Corp owns 100% of Spectra Capital. Accordingly, SE Corp, Spectra Capital and SET may be deemed to beneficially own all of the reported securities.
(4) On August 13, 2010, all Subordinated Units owned by SET (5,037,637) and Spectra Energy Southeast Pipeline Corporation ("SE Southeast Pipeline") (16,601,093) were automatically converted into Common Units on a one-for-one basis. The Subordinated Units had no expiration date.
(5) As of August 2, 2011, SE Southeast Pipeline owns a 45.63% LP interest in the Issuer. SET owns 100% of SE Southeast Pipeline, Spectra Capital owns 100% of SET and SE Corp owns 100% of Spectra Capital. Accordingly, SE Corp, Spectra Capital, SET and SE Southeast Pipeline may be deemed to beneficially own all of the reported securities.
(6) On November 30, 2010, in connection with the closing of the transactions contemplated by the Contribution Agreement, dated November 30, 2010, among the Issuer, SE Southeast Pipeline and the General Partner, the Issuer acquired certain assets for aggregate consideration of approximately $330 million. The consideration consisted of $256.6 million in cash, the assumption of $7.4 million in debt owed by SE Southeast Pipeline, 1,938,435 Common Units of the Issuer issued to SE Southeast Pipeline and 39,560 general partner units of the Issuer issued to the General Partner.

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB number.