APA INFRASTRUCTURE LIMITED — Director's Dealing 2023

Sep 17, 2023

APA Group Limited ACN 091 344 704 | APA Infrastructure Trust ARSN 091 678 778 | APA Investment Trust ARSN 115 585 441 Level 25, 580 George Street Sydney NSW 2000 | PO Box R41 Royal Exchange NSW 1225 Phone +61 2 9693 0000 | Fax +61 2 9693 0093 APA Group | apa.com.au

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18 September 2023

ASX ANNOUNCEMENT

APA Infrastructure Limited (ASX: AP2)

Appendix 3Y – Change of Director’s Interest Notice for Adam Watson

Attached is an announcement made by APA Group (ASX: APA) which is provided for the information of APA Infrastructure Limited securityholders.

Authorised for release by Amanda Cheney

Company Secretary APA Infrastructure Limited

For further information, please contact:

Investor enquiries: Media enquiries: Andrew Gibson Michael Cox General Manager Investor Relations Head of Media Relations & Financial Communications Telephone: +61 3 8416 2466 Telephone: +61 2 8044 7002 Mob: +61 437 169 292 Mob: +61 429 465 227 Email: Andrew.Gibson@apa.com.au Email: Michael.Cox@apa.com.au

About APA Group (APA)

APA is a leading Australian Securities Exchange (ASX) listed energy infrastructure business. We own and/or manage and operate a diverse, $22 billion portfolio of gas, electricity, solar and wind assets. Consistent with our purpose to strengthen communities through responsible energy, we deliver approximately half of the nation’s gas usage and connect Victoria with South Australia, Tasmania with Victoria and New South Wales with Queensland through our investments in electricity transmission assets. We also own and operate renewable power generation assets in Australia, with wind and solar projects across the country. APA Infrastructure Limited is a wholly owned subsidiary of APA Infrastructure Trust and is the borrowing entity of APA Group. For more information visit APA’s website, apa.com.au.

Appendix 3Y Change of Director’s Interest Notice

Rule 3.19A.2

Appendix 3Y

Change of Director’s Interest Notice

Information or documents not available now must be given to ASX as soon as available. Information and documents given to ASX become ASX’s property and may be made public.

Introduced 30/09/01 Amended 01/01/11

Name of entity APA Group (consisting of APA Infrastructure Trust (ARSN 091 678 778) and APA Investment Trust (ARSN 115 585 441)) ABN See above

We (the entity) give ASX the following information under listing rule 3.19A.2 and as agent for the director for the purposes of section 205G of the Corporations Act.

Name of Director Adam Watson Date of last notice 23 December 2022

Part 1 - Change of director’s relevant interests in securities

In the case of a trust, this includes interests in the trust made available by the responsible entity of the trust

Note: In the case of a company, interests which come within paragraph (i) of the definition of “notifiable interest of a director” should be disclosed in this part.

Direct or indirect interest	Direct
Nature of indirect interest (including registered holder) Note: Provide details of the circumstances giving rise to the relevant interest.	N/A
Date of change	4 September 2023
No. of securities held prior to change	55,556 ordinary stapled securities 397,255performance rights
Class	Ordinary stapled securities
Number acquired	38,297 ordinary stapled securities
Number disposed	Nil
Value/Consideration Note: If consideration is non-cash, provide details and estimated valuation	Nil. Ordinary stapled securities provided for nil consideration as part of Mr Watson’s remuneration arrangements.
No. of securities held after change	93,853 ordinary stapled securities 326,304 performance rights

• See chapter 19 for defined terms.

01/01/2011 Appendix 3Y Page 1

Appendix 3Y Change of Director’s Interest Notice

Nature of change Example: on-market trade, off-market trade, exercise of options, issue of securities under dividend reinvestment plan, participation in buy-back

Allocation of 17,738 ordinary stapled securities following vesting of performance rights related to Tranche 1 of the FY21 LTI held under the APA Group Equity Incentive Plan. Lapsing of 53,213 performance rights related to the FY21 LTI held under the APA Group Equity Incentive Plan. Allocation of 20,559 ordinary stapled securities related to the FY23 STI held under the APA Group Equity Incentive Plan.

Part 2 – Change of director’s interests in contracts

Note: In the case of a company, interests which come within paragraph (ii) of the definition of “notifiable interest of a director” should be disclosed in this part.

Detail of contract Nature of interest Name of registered holder (if issued securities) Date of change No. and class of securities to which interest related prior to change Note: Details are only required for a contract in relation to which the interest has changed Interest acquired Interest disposed Value/Consideration Note: If consideration is non-cash, provide details and an estimated valuation Interest after change

Part 3 –[+] Closed period

Were the interests in the securities or contracts detailed No. above traded during a[+] closed period where prior written clearance was required? If so, was prior written clearance provided to allow the trade Not applicable to proceed during this period?

• See chapter 19 for defined terms.

Appendix 3Y Page 2

01/01/2011

Appendix 3Y Change of Director’s Interest Notice

If prior written clearance was provided, on what date was this Not applicable provided?

• See chapter 19 for defined terms.

01/01/2011 Appendix 3Y Page 3