HECLA MINING CODE

An evaluation was performed under the supervision and with the participation of management, including the CEO and CFO, of the effectiveness of the design and operation of our disclosure controls and procedures as required by Exchange Act Rules 13a-15(e) and 15(d)-15(e) as of the end of the reporting period covered by this report. Based on that evaluation, our CEO and CFO concluded that our disclosure controls and procedures, including controls and procedures designed to ensure that information required to be disclosed by us is accumulated and communicated to our management (including our CEO and CFO), were effective as of December 31, 2024 in assuring them in a timely manner that material information required to be disclosed in this report has been properly recorded, processed, summarized and reported.