| Exhibit 99.8 Appendix 3Y Change of Director’s Interest Notice | ||
| Name of entity  | James Hardie Industries plc | ||||
| ARBN     | 097 829 895 | ||||
| Name of Director | Suzanne Rowland | ||||
| Date of last notice | 10 September 2025 | ||||
| + See chapter 19 for defined terms. | ||
| Appendix 3Y Change of Director’s Interest Notice | ||
| Direct or indirect interest | Direct | ||||
| Nature of indirect interest (including registered holder) Note: Provide details of the circumstances giving rise to the relevant interest. | Direct interest in Ordinary Shares of James Hardie Industries plc. held in the name of Suzanne Rowland. | ||||
| Date of change | 15 September 2025 | ||||
| No. of securities held prior to change | •Direct Interest in 4,367 Ordinary Shares as registered holder •Indirect interest in 5,770 Ordinary Shares. The registered holder is Cede & Co. and they are held for the beneficial owner, Suzanne B. Rowland. | ||||
| Class | Ordinary Shares | ||||
| Number acquired | 742 Ordinary Shares | ||||
| Number disposed | Nil | ||||
| Value/Consideration Note: If consideration is non-cash, provide details and estimated valuation | US$14,357.70 | ||||
| No. of securities held after change | Current relevant interest is: •Direct interest in 5,109 Ordinary Shares as registered holder •Indirect interest in 5,770 Ordinary Shares. The registered holder is Cede & Co. and they are held for the beneficial owner, Suzanne B. Rowland. | ||||
| Nature of change Example: on-market trade, off-market trade, exercise of options, issue of securities under dividend reinvestment plan, participation in buy-back | Issuance of Ordinary Shares pursuant to the terms of the James Hardie 2020 Non-Executive Director Equity Plan. | ||||
| + See chapter 19 for defined terms. | ||
| Appendix 3Y Change of Director’s Interest Notice | ||
| Detail of contract | Not applicable | ||||
| Nature of interest | Not applicable | ||||
| Name of registered holder (if issued securities) | Not applicable | ||||
| Date of change | Not applicable | ||||
| 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 | Not applicable | ||||
| Interest acquired | Not applicable | ||||
| Interest disposed | Not applicable | ||||
| Value/Consideration Note: If consideration is non-cash, provide details and an estimated valuation  | Not applicable | ||||
| Interest after change | Not applicable | ||||
| Were the interests in the securities or contracts detailed above traded during a +closed period where prior written clearance was required? | No | ||||
| If so, was prior-written clearance provided to allow the trade to proceed during this period? | Not applicable | ||||
| If prior written clearance was provided, on what date was this provided? | Not applicable | ||||
| + See chapter 19 for defined terms. | ||