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 *
  TRANSCANADA CORP
 2. Date of Event Requiring Statement (Month/Day/Year)
07/01/2016		 3. Issuer Name and Ticker or Trading Symbol
Columbia Pipeline Partners LP [CPPL]
(Last)
(First)
(Middle)
450 - 1ST STREET S.W., 		 4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
__X__ Director __X__ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

CALGARY ALBERTA, A0 T2P 5H1		 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 (limited partner interests)   (2)   (2) Common units (limited partner interests) 46,811,398 $ (2) I By its subsidiary (1)

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
TRANSCANADA CORP
450 - 1ST STREET S.W.
CALGARY ALBERTA, A0 T2P 5H1		   X   X    
TransCanada PipeLine USA Ltd.
700 LOUISIANA STREET
SUITE 700
HOUSTON, TX 77002		   X   X    
TRANSCANADA PIPELINES LTD
450 -1ST STREET SW
P O BOX 1000 STATION M
CALGARY ALBERTA, A0 T2P 5H1		   X   X    

Signatures

/s/Christine R. Johnston, Corporate Secretary of TransCanada Corp 02/22/2017
**Signature of Reporting Person Date
/s/Christine R. Johnston, Corporate Secretary of TransCanada Pipelines Ltd. 02/22/2017
**Signature of Reporting Person Date
/s/Jon A. Dobson, Corporate Secretary of TransCanada PipeLine USA Ltd. 02/22/2017
**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) This Form 3 is being filed jointly by TransCanada PipeLine USA Ltd. ("TransCanada USA"), TransCanada PipeLines Limited ("TPL") and TransCanada Corporation ("TransCanada"). The subordinated units are owned directly by Columbia Energy Group, a wholly owned subsidiary of Columbia Pipeline Group, Inc. ("CPG"). TransCanada USA wholly owns CPG; TPL wholly owns TransCanada USA; TransCanada wholly owns TPL. CPG became a wholly owned subsidiary of TransCanada USA through a merger between CPG and a wholly owned subsidiary of TransCanada USA that became effective on July 1, 2016, as described in CPG's Current Report on Form 8-K dated July 1, 2016.
(2) Each subordinated unit will convert into one common unit at the end of the subordination period described in the Registration Statement on Form S-1 (File No. 333-198990) of Columbia Pipeline Partners LP ("CPPL"). The subordinated units have no expiration date.
 
Remarks:
CPG has the right to appoint all of the directors of the Board of Directors of CPP GP LLC, the general partner of CPPL. Therefore, each reporting owner of this Form 3 may be deemed a director by deputization.

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

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