INTEGRA ANNOUNCES THE PUBLICATION OF FEDERAL NOTICE OF INTENT, A SIGNIFICANT PERMITTING MILESTONE FOR DELAMAR

TSXV: ITR; NYSE American: ITRG www.integraresources.com VANCOUVER, BC, May 29, 2026 /PRNewswire/ - Integra Resources Corp. ("Integra" or the "Company") (TSXV: ITR) (NYSE American: ITRG) is pleased to announce that the United States Bureau of Land Management ("BLM") has published the Notice of Intent ("NOI") in the Federal Register initiating the National Environmental Policy Act ("NEPA") review process for the DeLamar Project ("DeLamar" or the "Project") located in Idaho. The publication of the NOI represents a significant milestone in the advancement of DeLamar, formally commencing preparation of an Environmental Impact Statement ("EIS") and initiating the public scoping and stakeholder engagement process under NEPA.