NOTICE OF NEGOTIATED SALE OF CERTIFICATES Public notice is hereby given by the College of Western Idaho ("CWI"), of negotiation for and private sale to Piper Sandler & Co. (the "Underwriter") of the College of Western Idaho Annual Appropriation Certificates of Participation, Series 2025 (the "Certificates") pursuant to a Certificate Purchase Agreement between CWI and the Underwriter to be executed on the date of sale of the Certificates, and setting forth the final terms and provisions of the Certificates. The Certificates were authorized to be issued by the Board of Trustees of CWI pursuant to Resolution No. 2025-003 adopted October 13, 2025 (the "Resolution"). The sale of the Certificates, upon satisfying certain requirements contained in the Resolution pursuant to Idaho Code Section 57-235, is expected to occur on or around October 29, 2025. Additional information concerning the terms and provisions of the Certificates, the contents of CWI's Preliminary Official Statement with respect to the issuance and sale of the Certificates, the security for payment of the Certificates, and other pertinent information relating to the Certificates is available for public inspection at the administrative offices of CWI: 6056 Birch Lane, Nampa, ID, 83653. By order of the Board of Trustees of the College of Western Idaho. Dated: October 13, 2025. College of Western IDAHO IPL0282748 Oct 22 2025