ioneer Ltd

We have adopted a code of conduct that applies to our executive officers, including our chief executive officer, chief financial officer, or persons performing similar functions. The code of conduct is publicly available under the “Corporate Governance” section of our website at www.ioneer.com/about/corporate-governance. Written copies are available upon request. If we make any substantive amendment to the code of conduct or grant any waivers, including any implicit waiver, from a provision of the codes of conduct, we will disclose the nature of such amendment or waiver on our website.