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 *
  Yardley William T.
2. Date of Event Requiring Statement (Month/Day/Year)
01/01/2018
3. Issuer Name and Ticker or Trading Symbol
ENBRIDGE INC [ENB]
(Last)
(First)
(Middle)
C/O ENBRIDGE INC., 200, 425 1ST STREET SW
4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
See Remarks
5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

CALGARY, A0 T2P 3L8
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 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)
Common Shares 93,970
D
 
Common Shares 13,169
I
Held through Spectra Retirement Savings Plan

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
Non-Qualified Options (right to buy)   (1) 02/16/2026 Common Shares 58,941 $ 28.87 D  
Non-Qualified Options (right to buy)   (2) 02/28/2027 Common Shares 56,580 $ 41.64 D  
Phantom Stock Units   (3)   (3) Common Shares 7,822 $ (3) D  
Phantom Stock Units   (4)   (4) Common Shares 8,118 $ (4) D  
Phantom Stock Units   (5)   (5) Common Shares 17,908 $ (5) D  
Restricted Stock Units   (6)   (6) Common Shares 19,975 $ (6) D  
Performance Stock Units   (7)   (7) Common Shares 8,981.3326 (8) $ (7) D  
Performance Stock Units   (9)   (9) Common Shares 4,897.0345 (8) $ (9) D  

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
Yardley William T.
C/O ENBRIDGE INC.
200, 425 1ST STREET SW
CALGARY, A0 T2P 3L8
      See Remarks  

Signatures

/s/ Vas Antoniou, attorney-in-fact 01/02/2018
**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 options were granted on February 16, 2016 under the Spectra Energy Corp. Long Term Incentive Plan, as amended and restated (the "Spectra LTIP") and, in connection with the merger (the "Merger") of Spectra Energy Corp. ("Spectra") and Enbridge, Inc. ("Enbridge") in February 2017, were converted into options to purchase Enbridge Common Shares. The options vest ratably over 3 years.
(2) The options were granted on February 28, 2017 under the Enbridge Incentive Stock Option Plan. The options vest ratably over 4 years.
(3) The units were granted on February 17, 2015 under the Spectra LTIP and will vest on February 17, 2018. In connection with the Merger, the units were converted into an award denominated in Enbridge Common Shares. The units will be settled in cash, based on the price of Enbridge Common Shares.
(4) The units were granted on February 16, 2016 under the Spectra LTIP and will vest on February 16, 2019. In connection with the Merger, the units were converted into an award denominated in Enbridge Common Shares. The units will be settled in cash, based on the price of Enbridge Common Shares.
(5) The units were granted on February 14, 2017 under the Spectra LTIP and will vest on February 14, 2020. In connection with the Merger, the units were converted into an award denominated in Enbridge Common Shares. The units will be settled 50% in cash (based on the price of Enbridge Common Shares ) and 50% in Enbridge Common Shares.
(6) The units were awarded on February 16, 2016 under the Spectra LTIP as Performance Share Units. In connection with the Merger, the applicable level of performance achievement was determined and each unit was converted into a Restricted Stock Unit denominated in Enbridge Common Shares and subject to only service-based vesting conditions. These units will vest on December 31, 2018.
(7) The units were granted on February 28, 2017 under the Enbridge Performance Stock Unit Plan and will vest on December 31, 2018. Each unit represents a contingent right to receive in cash the value of one Enbridge Common Share based on pre-determined performance factors, with a maximum payment on settlement of 200% of the grant.
(8) Total includes the reinvestment of dividends and is rounded down.
(9) The units were granted on February 28, 2017 under the Enbridge Performance Stock Unit Plan and will vest on December 31, 2019. Each unit represents a contingent right to receive in cash the value of one Enbridge Common Share based on pre-determined performance factors, with a maximum payment on settlement of 200% of the grant.
 
Remarks:
Executive Vice President & President, Gas Transmission & Midstream

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