THIS THIRD SUPPLEMENTAL INDENTURE made as of the 1st day of April, 2017. AMONG:

Exhibit 99.7

THIS THIRD SUPPLEMENTAL INDENTURE made as of the 1^st day of April, 2017.

AMONG:

XXXX MTS INC., a body corporate existing under the laws of the Province of Manitoba and having its registered office in the City of Winnipeg, in the Province of Manitoba

(hereinafter called “Xxxx-MTS”)

and

XXXX CANADA, a corporation incorporated under the laws of Canada having its registered office in the City of Verdun, in the Province of Québec

(both prior to and following the Amalgamation (as defined below), hereinafter called Xxxx Canada)

and

BCE INC., a corporation incorporated under the laws of Canada having its registered office in the City of Verdun, in the Province of Québec

(hereinafter called the “Guarantor”)

and

COMPUTERSHARE TRUST COMPANY OF CANADA, a company incorporated and existing under the laws of Canada duly authorized to carry on the business of a trust company

(hereinafter called the “Trustee”)

RECITALS:

WHEREAS Xxxx-MTS, Xxxx Canada, the Guarantor and the Trustee are party to a trust indenture dated as of August 10, 2011 (the “Initial Indenture”), which provides for the issuance of one or more series of Notes;

AND WHEREAS a first supplemental indenture dated March 27, 2017 was entered into between Xxxx-MTS and the Trustee for the purpose of confirming certain obligations of Xxxx-MTS following the amalgamation of its predecessor entities, namely Manitoba Telecom Services Inc. (which was a party to the original Indenture) and 7515660 Manitoba Inc. (the “First Supplemental Indenture”);

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AND WHEREAS a second supplemental indenture dated March 27, 2017 was entered into between Xxxx-MTS, Xxxx Canada, the Guarantor and the Trustee following the transfer by Xxxx-MTS of substantially all of its assets to Xxxx Canada to, amongst other things, (i) have Xxxx Canada covenant to observe and perform the obligations of Xxxx-MTS under the Indenture, (ii) confirm that Xxxx-MTS was not released from its payment obligations under the Indenture and that it remained a co-obligor on a joint and several basis with Xxxx Canada under the Indenture; and (iii) to provide for a guarantee by the Guarantor under the Indenture (together with the Initial Indenture and the First Supplemental Indenture, the “Indenture”);

AND WHEREAS pursuant to the Indenture, $200,000,000 principal amount of 4.59% Notes (Series 9) due October 1, 2018 were issued by Xxxx-MTS on September 30, 2011 and $225,000,000 principal amount of 4.00% Notes (Series 10) due May 27, 2024 were issued by Xxxx-MTS on May 26, 2014;

AND WHEREAS concurrently with the entering into of this Supplemental Indenture, in accordance with an internal corporate restructuring, Xxxx Canada amalgamated with MTS Inc. (the “Amalgamation”);

AND WHEREAS Section 10.1(b) of the Indenture provides that, as a part of any amalgamation, every resulting successor of Xxxx Canada shall execute an indenture or indentures supplemental to the Indenture in favour of the Trustee whereby such successor covenants (i) to pay punctually when due the principal of, interest, if any, on and all other amounts owing under all the Notes; (ii) to perform and observe punctually all the obligations of Xxxx Canada under the Indenture and under and in respect of all Outstanding Notes; and (iii) to observe and perform each and every covenant, stipulation, promise, undertaking, condition and agreement of Xxxx Canada contained in the Indenture as fully and completely as if it had itself executed the Indenture as Xxxx Canada and had expressly agreed in the Indenture to observe and perform the same;

AND WHEREAS Xxxx Canada has determined that no condition or event exists as to Xxxx Canada either at the time of or immediately after the Amalgamation and after giving effect thereto or immediately after Xxxx Canada shall become liable to pay the principal of, and interest, if any, on and all other amounts owing under all of the Notes and to perform every covenant under the Indenture on the part of Xxxx Canada to be performed or observed, that constitutes or would constitute a default or Event of Default under the Indenture;

AND WHEREAS Xxxx Canada has approved the terms and timing and manner of the Amalgamation as not being prejudicial to the interests of the Noteholders;

AND WHEREAS the foregoing recitals are made as representations and statements of fact by Xxxx Canada and not the Trustee;

NOW THEREFORE it is hereby covenanted, agreed and declared as follows:

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ARTICLE 1
INTERPRETATION

1.1 Supplemental Indenture

This Supplemental Indenture is a “supplemental indenture” within the meaning of the Indenture. The Indenture and this Supplemental Indenture will be read together and have effect so far as practicable as though all of the provisions of the Indenture and Supplemental Indenture were contained in one instrument. If any provisions of the Indenture are inconsistent with the express provisions hereof, the provisions of the Indenture will be amended, varied, supplemented, modified, restated or replaced so as to be consistent with this Supplemental Indenture.

1.2 Definitions

All terms used but not defined in this Supplemental Indenture have the meanings ascribed to them in the Indenture as such meanings may be amended by this Supplemental Indenture. In the event of any inconsistency between the terms in the Indenture and this Supplemental Indenture, the terms in this Supplemental Indenture prevail.

1.3 References to Sections, Articles and Schedules

Unless otherwise provided, all references herein to Sections, Articles or Schedules are references to Sections, Articles and Schedules of or to this Supplemental Indenture.

ARTICLE 2
COVENANTS OF THE COMPANY

2.1 Covenants of Xxxx Canada

By its execution of this Supplemental Indenture, Xxxx Canada hereby acknowledges that, by operation of law, it is a party to the Indenture and, as such, confirms that it covenants in favour of the Trustee (i) to pay punctually when due the principal of, interest, if any, on and all other amounts owing under all the Notes, (ii) to perform and observe punctually all the obligations of Xxxx Canada under the Indenture and under and in respect of all Outstanding Notes; and (iii) to observe and perform each and every covenant, stipulation, promise, undertaking, condition and agreement of Xxxx Canada contained in the Indenture as fully and completely as if it had itself executed the Indenture as Xxxx Canada and had expressly agreed in the Indenture to observe and perform the same (collectively, the “Covenants”).

ARTICLE 3
MISCELLANEOUS

3.1 Confirmation of Indenture

The Indenture, as changed, altered, amended, modified or supplemented by this Supplemental Indenture, shall continue in full force and effect and is hereby confirmed.

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3.2 Counterparts

This Supplemental Indenture may be simultaneously executed in several counterparts, each of which when so executed shall be deemed to be an original and such counterparts together shall constitute one and the same instrument.

3.3 Language

Each of the parties hereto hereby acknowledges that it has consented to and requested that this Supplemental Indenture and all documents relating hereto be drawn up in the English language only. Chacune des parties aux présentes reconnaît par les présentes qu’elle a demandé et consent à ce que le présent amendement et tous les documents s’y rattachant, ne soient rédigés qu’en anglais.

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IN WITNESS whereof the parties hereto have duly executed this Supplemental Indenture as of the date first set out above.

XXXX MTS INC.
Per:	(Signed) Xxxx Xxxxxx
	Name: Xxxx Xxxxxx Title: Treasurer

XXXX CANADA
Per:	(Signed) Xxxx Xxxxxx
	Name: Xxxx Xxxxxx Title: Senior Vice-President and Treasurer

BCE INC.
Per:	(Signed) Xxxx Xxxxxx
	Name: Xxxx Xxxxxx Title: Senior Vice-President and Treasurer

COMPUTERSHARE TRUST COMPANY OF CANADA
Per:	(Signed) Xxxxx Xxxxxxx
	Name: Xxxxx Xxxxxxx Title: Manager, Corporate Trust
	(Signed) Xxxxx Xxxxx
	Name: Xxxxx Xxxxx Title: Corporate Trust Officer

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