Notification of Issue, Conversion or Payment up of Unquoted Equity Securities Notification of Issue, Conversion or Payment up of Unquoted Equity Securities 1 / 6 Announcement Summary Entity name JAMES HARDIE INDUSTRIES PLC Date of this announcement Tuesday December 28, 2021 The +securities the subject of this notification are: Total number of +securities to be issued/transferred ASX +security code Security description Total number of +securities to be issued/transferred Issue date JHXAK RESTRICTED STOCK UNIT 10,101 21/12/2021 Refer to next page for full details of the announcement +Other securities issued under an +employee incentive scheme that are not intended to be quoted on ASX Exhibit 99.1


 
Notification of Issue, Conversion or Payment up of Unquoted Equity Securities Notification of Issue, Conversion or Payment up of Unquoted Equity Securities 2 / 6 Part 1 - Entity and announcement details 1.1 Name of entity JAMES HARDIE INDUSTRIES PLC We (the entity named above) give notice of the issue, conversion or payment up of the following unquoted +securities. 1.2 Registered number type ARBN Registration number 097829895 1.3 ASX issuer code JHX 1.4 The announcement is 1.5 Date of this announcement 28/12/2021 New announcement


 
Notification of Issue, Conversion or Payment up of Unquoted Equity Securities Notification of Issue, Conversion or Payment up of Unquoted Equity Securities 3 / 6 Part 2 - Issue details 2.1 The +securities the subject of this notification are: 2.2a This notification is given in relation to an issue of +securities in a class which is not quoted on ASX and which: has an existing ASX security code ("existing class") +Other securities issued under an +employee incentive scheme that are not intended to be quoted on ASX


 
Notification of Issue, Conversion or Payment up of Unquoted Equity Securities Notification of Issue, Conversion or Payment up of Unquoted Equity Securities 4 / 6 Part 3B - number and type of +securities the subject of this notification (existing class) where issue has not previously been notified to ASX in an Appendix 3B ASX +security code and description JHXAK : RESTRICTED STOCK UNIT Date the +securities the subject of this notification were issued 21/12/2021 Will these +securities rank equally in all respects from their issue date with the existing issued +securities in that class Were any of the +securities issued to +key management personnel (KMP) or an +associate? Please provide a URL link for a document lodged with ASX detailing the terms of the +employee incentive scheme or a summary of the terms Refer to 2001 Plan https://ir.jameshardie.com.au/public/download.jsp?id=5562 Any other information the entity wishes to provide about the +securities the subject of this notification 10,101 Restricted Stock Units (RSUs) being contractual entitlements granted to employees under the James Hardie Industries 2001 Equity Incentive Plan (2001 Plan) to be issued ordinary shares/CDIs upon satisfaction of certain conditions. Issue details Number of +securities 10,101 No Yes


 
Notification of Issue, Conversion or Payment up of Unquoted Equity Securities Notification of Issue, Conversion or Payment up of Unquoted Equity Securities 5 / 6 Part 4 - +Securities on issue Following the issue, conversion or payment up of the +securities the subject of this application, the +securities of the entity will comprise: (A discrepancy in these figures compared to your own may be due to a matter of timing if there is more than one application for quotation/issuance currently with ASX for processing.) 4.1 Quoted +Securities (Total number of each +class of +securities quoted) ASX +security code and description Total number of +securities on issue JHX : CHESS DEPOSITARY INTERESTS 1:1 445,343,762 4.2 Unquoted +Securities (Total number of each +class of +securities issued but not quoted on ASX) ASX +security code and description Total number of +securities on issue JHXAK : RESTRICTED STOCK UNIT 1,887,539


 
Notification of Issue, Conversion or Payment up of Unquoted Equity Securities Notification of Issue, Conversion or Payment up of Unquoted Equity Securities 6 / 6 Part 5 - Other Listing Rule requirements 5.1 Were the +securities issued under an exception in Listing Rule 7.2 and therefore the issue did not need any security holder approval under Listing Rule 7.1? 5.1a Select the number of the applicable exception in Listing Rule 7.2 13 Yes