Presolicitation Notice: Interior, Department of the National Park Service is seeking proposals for the rehabilitation of the BICA Administrative Building in Bighorn Canyon National Recreation Area, Big Horn County, MT. The project aims to address maintenance issues, ensure compliance with accessibility code and energy efficiency regulations, and create a modern workplace for NPS and U.S. Bureau of Reclamation staff. The project is estimated to be between $1,000,000 and $5,000,000 in magnitude, and a negotiated firm-fixed price contract will be awarded. The period of performance is expected to start on March 1, 2024, and be completed by September 30, 2025. This procurement is a total Small Business Set-Aside.