INTEGRA ANNOUNCES SUBMISSION OF REVISED DELAMAR MINE PLAN OF OPERATIONS AND APPOINTS U.S. AIR FORCE LIEUTENANT GENERAL (RET.) LEONARD KOSINSKI AS BOARD ADVISOR

Core Viewpoint - Integra Resources Corp. has submitted an updated Mine Plan of Operations (MPO) for the DeLamar Project to the U.S. Bureau of Land Management, marking a significant step in the federal permitting process under the National Environmental Policy Act (NEPA) [1][5] Group 1: Updated Mine Plan of Operations - The submission of the updated MPO initiates the pathway to the issuance of a Notice of Intent (NOI), which will lead to the preparation of an Environmental Impact Statement (EIS) to evaluate potential environmental effects [5] - The MPO reflects a significantly optimized and environmentally enhanced mine plan, including a more compact project footprint and design modifications aimed at reducing projected carbon emissions and water usage [6] Group 2: Strategic Appointments - The company has appointed U.S. Air Force Lieutenant General (Ret.) Leonard "Leo" Kosinski as a strategic Board Advisor to enhance federal engagement during the permitting process [2][8] - General Kosinski brings over 31 years of military and international leadership experience, which will be beneficial as the company navigates the permitting landscape [9][10] Group 3: Government Support and Executive Order - The company acknowledges the Executive Order published on March 20, 2025, titled "Immediate Measures to Increase American Mineral Production," which aims to streamline permitting timelines and enhance federal coordination [3][11] - The Executive Order addresses permitting bottlenecks for upstream resource projects, emphasizing the importance of domestic mineral supply chains for national security and economic stability [11]