This solicitation is a Broad Agency Announcement (BAA) as contemplated in Federal Acquisition Regulation (FAR) 6.102(d)(2) and 35.016 to provide for competitive selection of research proposals. A formal Request for Proposals (RFP), solicitation or additional information regarding this announcement will not be issued. This BAA is issued by the Department of the Interior, Interior Business Center (DOI/IBC), Acquisition Services Directorate on behalf of the Department of Homeland Security (DHS) Science & Technology (S&T) Directorate. DOI/IBC will not issue paper copies of this announcement. Technical and cost proposals (or any other material) submitted in response to this BAA will not be returned. All proposals will be treated as sensitive competitive information and their contents will be disclosed only for the purpose of evaluation. DOI/IBC reserves the right to select for award and fund all, some, or none of the Full Proposals received in response to this solicitation. No funding for direct reimbursement of proposal development costs will be allowed. Technical and cost proposals (or any other material) submitted in response to this BAA will not be returned. However, depending on the markings on the proposal, DOI/IBC will adhere to FAR policy on handling source selection information and proprietary proposals. It is the policy of DOI/IBC to treat all proposals as sensitive competitive information and to disclose their contents only for the purposes of evaluation.