 
   James Hardie Industries plc  1st Floor, Block A,  One Park Place,  Upper Hatch Street, Dublin 2,   D02 FD79, Ireland     T: +353 (0) 1 411 6924  F: +353 (0) 1 479 1128    James Hardie Industries plc is a limited liability company incorporated in Ireland with its registered office at   1st Floor, Block A, One Park Place, Upper Hatch Street, Dublin 2, D02 FD79, Ireland.   Directors: Anne Lloyd (Chairperson, USA), Peter-John Davis (Aus), Persio Lisboa (USA), Renee Peterson (USA),  Rada Rodriguez (Sweden), Suzanne B. Rowland (USA), Nigel Stein (UK), Harold Wiens (USA).  Chief Executive Officer and Director: Aaron Erter (USA)  Company number: 485719  ARBN: 097 829 895    17 August 2023      The Manager  Company Announcements Office  Australian Securities Exchange Limited  20 Bridge Street  SYDNEY NSW 2000      Dear Sir/Madam  Substantial Holding Notice    As required under ASX Listing Rule 3.17.3 please see attached copy of the substantial  holding notice received by James Hardie on 16 August 2023.         Regards      Aoife Rockett  Company Secretary    This announcement has been authorised for release by the Company Secretary, Ms Aoife  Rockett.                    
 
 
 
    16/08/2023  James Hardie Industries PLC   Group Company Secretary   Second Floor, Europa House   Harcourt Centre   Harcourt Street Dublin 2, D02 WR20 Ireland       Dear Sir/Madam,     Re: Disclosure of holding below 5% threshold     AustralianSuper Pty Ltd (“AustralianSuper”) has a relevant share capital holding (as defined in Section 1047 of the  Companies Act 2014) in James Hardie Industries PLC which requires disclosure under Section 1048 and/or Section  1050 of the Companies Act 2014, further particulars of which are set out below.     As at 08 August 2023, there was an aggregated interest in James Hardie Industries PLC Chess Depository Interests  of 4.94% ordinary share capital. This was based on 21,754,891 shares held and a total of 440,122,249 voting shares  and class share outstanding. A previous announcement of 5.65% interest in relevant share capital based on the  same total voting shares and class share outstanding was disclosed on 28 July 2023 for value date 20 July 2023.                         Yours faithfully             Andrew Lazar   Head of Compliance, Investments & Fund Services                
 
 
 
      The Registered holder of all shares is:     JP Morgan Nominees Australia Limited   85 Castlereagh Street, Sydney NSW 2000        Date  Number of CDIs  % held   08/08/2023  21,754,891 4.94%