(PLEASE CLICK THE PIEE LINK UNDER ATTACHMENTS TO VIEW DOCUMENTS) This Special Notice is for the Test and Evaluation Technologies for Ranges Armaments and Spectrum (TETRAS) III Research and Development Support IDIQ.NAICS Code: 541715 Research and Development in the Physical Engineering and Life Sciences (except Nanotechnology and Biotechnology). PSC Code: AC13 National Defense RD Services; Department of Defense - Military; Experimental Development. Security Information: Range from Confidential to Top Secret. Set-Aside: Full and Open Competition. This Special Notice is issued in accordance with RFO 5.201, 5.204, and RFO Subpart 5.1 and serves as the official Presolicitation Notice for the upcoming TETRAS III requirement The purpose of this notice is to provide potential Offerors the opportunity to review the information and draft attachments associated with the upcoming source selection to facilitate industry engagement and maximize the quality of future proposals. Anticipated Solicitation date: 27 Oct 26. (THIS INFORMATION IS FOR PLANNING PURPOSES ONLY AND IS SUBJECT TO CHANGE) The Government encourages questions, comments, and feedback to the documentation attached to this notice. All questions and comments must be submitted no later than 15 days from the date of issuance of this notice. (PLEASE SUBMIT ALL QUESTIONS AND COMMENTS UTILIZING THE EXCEL ATTACHMENT: T3 DRAFT CRM_RFI_Matrix) Requests for extensions to this notices feedback period will be evaluated by the Contracting Officer and reviewed on a case-by-case basis. As applicable this notice will be updated based on continued industry engagement and feedback. This notice does not constitute a formal solicitation Request for Proposals (RFP) Request for Quotations (RFQ) or a promise to issue a formal solicitation in the future No contract will be awarded from this notice, and the Government will not reimburse any costs associated with submitting information in response to this posting. (PLEASE CLICK THE PIEE LINK UNDER ATTACHMENTS TO VIEW DOCUMENTS)