Exhibit 99.1

FIRST AMENDMENT TO SUPPORT AGREEMENT

THIS AMENDMENT (the “Amendment”) to the Support Agreement dated as of October 15, 2018 (the “Agreement”) between Brookfield Infrastructure Partners L.P. (“BIP”) and Brookfield Infrastructure Partners Exchange LP (“Exchange LP”) is made as of the 9th day of March, 2020 by the undersigned. Capitalized terms used but not defined herein shall have the meanings set forth in the Agreement and/or the Unit Provisions (as defined in the Agreement), as applicable.

WHEREAS, in connection with the acquisition by the BIP Group, together with its institutional partners, of all the outstanding shares of Enercare Inc. (“Enercare”), certain Canadian shareholders of Enercare had the option to receive Exchangeable LP Units of Exchange LP;

AND WHEREAS, the Exchangeable LP Units are the economic equivalent of BIP Units and are exchangeable into BIP Units on a one-to-one basis at any time at the option of the holder and redeemable for BIP Units at the option of Exchange LP commencing seven years after their issuance or at an earlier time subject to other acceleration events;

AND WHEREAS, distributions on the Exchangeable LP Units are made at the same time and in the same amount as distributions on the BIP Units;

AND WHEREAS, pursuant to the Agreement, the parties made provision for and established a procedure whereby BIP will take certain actions and make certain payments and deliveries necessary to ensure that Exchange LP will be able to make certain payments and to deliver or cause to be delivered BIP Units in satisfaction of the obligations of Exchange LP under the Unit Provisions, the Partnership Agreement and the Agreement;

AND WHEREAS, from time to time the BIP Group may wish to establish other entities whose securities (collectively with the Exchangeable LP Units, “Exchangeable Securities”) are also structured with the intention of providing an economic return equivalent to BIP Units, including identical distributions;

AND WHEREAS, it is anticipated that any such Exchangeable Securities would also be exchangeable or redeemable for BIP Units;

AND WHEREAS, the parties desire to amend the Agreement to reflect the economic equivalence of the Exchangeable LP Units and other Exchangeable Securities that are the economic equivalent of BIP Units that may be issued from time to time;

AND WHEREAS, pursuant to Section 4.5 of the Agreement, the parties to the Agreement may in writing at any time and from time to time, without the approval of the holders of the Exchangeable LP Units, amend or modify the Agreement for the purposes of (a) making such amendments or modifications not inconsistent with the Agreement as may be necessary or desirable with respect to matters or questions which, in the opinion of the board of directors of the general partner of each of Exchange LP and BIP, having in mind the best interests of the Non-Affiliated Holders as a whole, it may be expedient to make, provided that each such board of directors are of the opinion that such amendments or modifications will not be prejudicial in any material respect to the rights or interests of the Non-Affiliated Holders as a whole, or (b) making

such changes or corrections which, on the advice of counsel to Exchange LP and BIP, are required for the purpose of curing or correcting any ambiguity or defect or inconsistent provision or clerical omission or mistake or manifest error, provided that the boards of directors of each of the general partner of Exchange LP and BIP are of the opinion that such changes or corrections will not be prejudicial in any material respect to the rights or interests of the Non-Affiliated Holders as a whole;

AND WHEREAS, the parties desire to amend the Agreement as set out herein;

NOW THEREFORE,

1.                                      Amendments to Article 1

The paragraph of Section 1.1 is hereby deleted in its entirety and replaced with the following:

In this Agreement, each capitalized term used and not otherwise defined herein will have the meaning ascribed thereto in the rights, privileges, restrictions and conditions (collectively, the “Unit Provisions”) attaching to the Exchangeable LP Units as set out in Schedule A to the limited partnership agreement of Exchange LP (the “Partnership Agreement”). In this Agreement, the following words or expressions will have the following meanings:

(a)                                 “Equivalent Security” means any Security (as such term is defined in the Master Services Agreement) that is determined by the BIP General Partner to be the economic equivalent of a BIP Unit.

(b)                                 “Master Services Agreement” means the master services agreement among Brookfield Asset Management Inc., BIP and others dated as of March 13, 2015, as it may be amended or restated from time to time.

Unless the context otherwise requires:

2.                                      Amendments to Article 2

Section 2.1(a)(ii) is hereby deleted in its entirety and replaced with the following:

(ii)                                  if the distribution is a distribution of BIP Units or Equivalent Securities, in lieu of such a distribution, Exchange LP will:

(A)                               effect a corresponding, contemporaneous and economically equivalent subdivision of the Exchangeable LP Units (as determined in accordance with the Unit Provisions) (an “Equivalent Unit Subdivision”); and

(B)                               have sufficient authorized but unissued securities available to enable the Equivalent Unit Subdivision;

Section 2.7(c) is hereby deleted in its entirety and replaced with the following:

2

(c)                                  BIP will ensure that the record date for any event referred to in Section 2.7(a) or Section 2.7(b), or (if no record date is applicable for such event) the effective date for any such event, is not less than ten Business Days after the date on which such event is declared or announced by BIP or such shorter period as may be permitted under applicable Law (with simultaneous notification thereof by BIP to Exchange LP).

Section 2.8 is hereby deleted in its entirety and replaced with the following:

2.8                               In the event that a cash offer, unit exchange offer, issuer bid, take-over bid or similar transaction with respect to BIP Units (a “Tender Offer”) is proposed by BIP or is proposed to BIP or its holders and is recommended by the board of directors of its general partner, or is otherwise effected or to be effected with the consent or approval of the board of directors of its general partner, and the Exchangeable LP Units are not redeemed by Exchange LP or purchased by BIP pursuant to the Redemption Call Right, BIP and Exchange LP will, unless the Tender Offer is to exchange BIP Units for Equivalent Securities, use reasonable best efforts (to the extent, in the case of a Tender Offer by a third party, within its control) expeditiously and in good faith to take all such actions and do all such things as are necessary or desirable to enable and permit holders of Exchangeable LP Units to participate in such Tender Offer to the same extent and/or on an economically equivalent basis as the holders of BIP Units, without discrimination. Without limiting the generality of the foregoing, BIP and Exchange LP will use reasonable best efforts expeditiously and in good faith to ensure that holders of Exchangeable LP Units may participate in each such Tender Offer (unless the Tender Offer is to exchange BIP Units for Equivalent Securities) without being required to retract Exchangeable LP Units as against Exchange LP (or, if so required, to ensure that any such retraction, will be effective only upon, and will be conditional upon, the closing of such Tender Offer and only to the extent necessary to tender or deposit to the Tender Offer). Nothing herein will affect the right of Exchange LP to redeem, or BIP to purchase pursuant to the Redemption Call Right, Exchangeable LP Units in the event of a BIP Liquidity Transaction.

3.                                      Effective Date

This Amendment shall be effective upon the date first written above.

4.                                      Governing Law

This Amendment shall be governed by and construed in accordance with the laws of the Province of Ontario and the federal laws of Canada applicable therein.

5.                                      General

(a)                                 Except as modified herein, all terms and conditions of the Agreement shall remain in full force and effect.

(b)                                 This Amendment may be executed in any number of counterparts, each of which shall be deemed to be an original and all of which shall be construed together as one agreement.

3

[Remainder of this page left blank intentionally.]

4

IN WITNESS WHEREOF, the parties have executed this Amendment as of the date first above written.

Exhibit 99.2

BROOKFIELD INFRASTRUCTURE PARTNERS EXCHANGE LP

FIRST AMENDMENT TO THE
AMENDED AND RESTATED LIMITED PARTNERSHIP AGREEMENT

THIS AMENDMENT (the “Amendment”) to the Amended and Restated Limited Partnership Agreement dated as of October 15, 2018 (the “Agreement”) of Brookfield Infrastructure Partners Exchange LP (the “Partnership”) is made as of the 9th day of March, 2020 by the undersigned. Capitalized terms used but not defined herein shall have the meanings set forth in the Agreement and/or Schedule A thereto, as applicable.

WHEREAS, in connection with the acquisition by the BIP Group, together with its institutional partners, of all the outstanding shares of Enercare Inc. (“Enercare”), certain Canadian shareholders of Enercare had the option to receive Exchangeable LP Units of the Partnership;

AND WHEREAS, the Exchangeable LP Units are the economic equivalent of BIP Units and are, in effect, exchangeable into BIP Units on a one-to-one basis at any time at the option of the holder and redeemable for BIP Units at the option of the Partnership commencing seven years after their issuance or at an earlier time subject to other acceleration events;

AND WHEREAS, distributions on the Exchangeable LP Units are made at the same time and in the same amount as distributions on the BIP Units;

AND WHEREAS, from time to time the BIP Group may wish to establish other entities whose securities (collectively with the Exchangeable LP Units, “Exchangeable Securities”) are also structured with the intention of providing an economic return equivalent to BIP Units, including identical distributions;

AND WHEREAS, it is anticipated that any such Exchangeable Securities would also be exchangeable or redeemable for BIP Units;

AND WHEREAS, the General Partner desires to amend the Agreement to reflect the economic equivalence of the Exchangeable LP Units and other Exchangeable Securities that are the economic equivalent of BIP Units that may be issued from time to time;

AND WHEREAS, pursuant to Section 17.1 of the Agreement, subject to the rights of holders of Exchangeable LP Units contained in Schedule A of the Agreement, the General Partner may, without prior notice to or consent from any Limited Partner, amend any provision of the Agreement or add any provision, if such amendment or addition is, in the opinion of the General Partner, for the protection or benefit of Limited Partners or of the Partnership or to cure an ambiguity or to correct or supplement any provisions contained in the Agreement which may be defective or inconsistent with any other provision contained therein and if the cure, correction or supplemental provision does not and will not materially adversely affect the interest of any Limited Partner;

AND WHEREAS, the General Partner desires to amend the Agreement as set out herein;

NOW THEREFORE,

1.                                      Amendments to Article 1

Section 1.1 is hereby amended by adding the following definitions:

1.1(n).1 “Equivalent Security” means any Security (as such term is defined in the Master Services Agreement) that is determined by the BIP General Partner to be the economic equivalent of a BIP Unit;

1.1(bb).1 “Master Services Agreement” means the master services agreement among Brookfield, BIP and others dated as of March 13, 2015, as it may be amended or restated from time to time;

2.                                      Amendments to Article 6

Section 6.7(a) is hereby deleted in its entirety and replaced with the following:

6.7(a) Subject to Section 6.7(d), the Partnership may make a distribution of Partnership Interests (i) to all Partners pro rata to their Percentage Interests or (ii) to all Partners of a particular class of Units. In addition, the Partnership may effect a subdivision or combination of Partnership Interests. In the case of the Exchangeable LP Units, in addition to effecting a Subdivision of each issued and unissued Exchangeable LP Unit in lieu of declaring a distribution contemplated by Section 3.1(b) of Schedule A, the Partnership may also effect a Subdivision in lieu of declaring a distribution contemplated in Section 3.1(c) of Schedule A where the property consists of an Equivalent Security. In the event of such a Subdivision, Section 3.2 of Schedule A and related provisions of Schedule A will apply mutatis mutandis as if the Equivalent Security distributed by BIP were a BIP Unit.

Section 6.7(b) is hereby deleted in its entirety and replaced with the following:

6.7(b) Except as provided in the following sentence, whenever such a distribution, subdivision or combination of Partnership Interests or options, rights, warrants or appreciation rights relating to Partnership Interests is declared, the General Partner will select a record date as of which the distribution, subdivision or combination will be effective and will provide notice thereof at least 20 days prior to such record date to each holder of record as of a date not less than 10 days prior to the date of such notice. Whenever the Partnership is effecting a Subdivision in lieu of declaring a distribution contemplated in Section 3.1 of Schedule A, the General Partner will select a record date as of which the Subdivision will be effective and will provide notice thereof prior to such record date to each holder of record as of a date prior to the date of such notice. The General Partner also may cause independent public accountants of international standing selected by it to calculate the number of Partnership Interests to be held by each holder of record after giving effect to such distribution, subdivision or combination. The General Partner will be entitled to rely on any certificate provided by such firm as conclusive evidence of the accuracy of such calculation.

3.                                      Amendments to Article 18

Section 18.1 is hereby deleted in its entirety and replaced with the following:

2

18.1 Notice

Except as otherwise provided in this Agreement, any notice or other communication required or permitted to be given hereunder will be in writing and will be given by prepaid first-class mail, by facsimile or other means of electronic communication or by hand-delivery as hereinafter provided. Any such notice or other communication, if mailed by prepaid first-class mail at any time other than during a general discontinuance of postal service due to strike, lockout or otherwise, will be deemed to have been received on the fourth Business Day after the post-marked date thereof, or if sent by facsimile or other means of electronic communication, will be deemed to have been received on the Business Day following the sending, or if delivered by hand will be deemed to have been received at the time it is delivered to the applicable address noted below either to the individual designated below or to an individual at such address having apparent authority to accept deliveries on behalf of the addressee. Notice of change of address will also be governed by this section. In the event of a general discontinuance of postal service due to strike, lock-out or otherwise, notices or other communications will be delivered by hand or sent by facsimile or other means of electronic communication and will be deemed to have been received in accordance with this section. Notices and other communications will be addressed as follows: if to the General Partner to the Partnership’s principal place of business and if to a Limited Partner, to the last address of such Limited Partner as was provided to the General Partner. Any notice to be given or made to a Limited Partner hereunder shall be deemed conclusively to have been given or made, and the obligation to give any notice shall, unless otherwise required by applicable laws and regulations, be deemed conclusively to have been fully satisfied, upon issuing a press release complying with applicable laws and regulations, if deemed by the General Partner in its sole discretion to be a reasonable or appropriate means of providing such notice.

4.                                      Effective Date

This Amendment shall be effective upon the date first written above.

5.                                      Governing Law

This Amendment shall be governed by and construed in accordance with the laws of the Province of Ontario and the federal laws of Canada applicable therein.

6.                                      General

(a)                                 Except as modified herein, all terms and conditions of the Agreement shall remain in full force and effect.

(b)                                 This Amendment may be executed in any number of counterparts, each of which shall be deemed to be an original and all of which shall be construed together as one agreement.

[Remainder of this page left blank intentionally.]

3

IN WITNESS WHEREOF, the General Partner has executed this Amendment as of the date first above written.