The U.S. Department of Homeland Security is issuing a Request for Information (RFI) for market research on biosurveillance and biological detection capabilities. This is not a solicitation, and the government may or may not issue a formal contract in the future. Responses are due by 5:00 PM Eastern Time on June 5, 2026. No budget amounts or specific performance location are mentioned in the description. All interested parties, including small and large businesses, academic institutions, and national laboratories, are encouraged to respond.