Closed Solicitation · DEPARTMENT OF HOMELAND SECURITY

    MOBILE AND TRANSPORTABLE MICROREACTOR SYSTEM

    Sol. 70RSAT26R00000003Combined Synopsis/SolicitationWASHINGTON, DC
    Closed
    STATUS
    Closed
    closed Jan 9, 2026
    POSTED
    Apr 23, 2026
    Publication date
    NAICS CODE
    221113
    Primary industry classification
    PSC CODE
    6116
    Product & service classification

    AI Summary

    The Department of Homeland Security has issued a combined synopsis/solicitation for the design and development of mobile and transportable microreactor systems. This opportunity is a full and open competition, and the solicitation number is 70RSAT26R00000003. The closing date for offers is January 9, 2026, at 4:00 PM EST.

    Contract details

    Solicitation No.
    70RSAT26R00000003
    Notice Type
    Combined Synopsis/Solicitation
    Posted Date
    April 23, 2026
    Response Deadline
    January 9, 2026
    NAICS Code
    221113AI guide
    PSC / Class Code
    6116
    Issuing Office
    SCI TECH ACQ DIV
    Primary Contact
    Darin Andrew Jones
    State
    DC
    ZIP Code
    20528
    AI Product/Service
    both

    Description

    AMENDMENT 0002:

    Effective the date of this notice, this solicitation is cancelled. No awards will be made for the design and development of transportable and mobile microreactor systems under this solicitation.

    The Department would like to express its sincere appreciation to the offerors who participated in this solicitation. Thank you.

    AMENDMENT 0001:

    The purpose of this amendment is to provide responses to offeror-submitted questions and comments.

    Questions, comments, and government responses are included in the file named "70RSAT26R00000003 - Q and C Responses - 20251231.pdf" in the Attachments/Link section.

    Offerors are reminded of this solicitation's closing date of 4:00 PM Eastern Standard Time on Friday, January 9, 2026.

    BASE NOTICE:

    This is a combined synopsis/solicitation for commercial products or commercial services prepared in accordance with part 12. This announcement constitutes the only solicitation. Offers are being requested and a separate written solicitation will not be issued.

    Solicitation number 70RSAT26R00000003 is issued as a request for proposal (RFP) for mobile and transportable microreactor system development, testing, and deployment.

    This acquisition is a full and open competition. This solicitation incorporates provisions and clauses by reference. The full text of provisions and clauses may be accessed electronically at www.acquisition.gov.

    A Federal Priorities and Allocations System (FPAS) assigned rating may be included at a future date.

    Questions related to this solicitation must be received by the Government by or before 4:00 PM Eastern Standard Time on Tuesday, December 30, 2025.

    Please refer to the attachments to this notice for full details regarding this opportunity. 

    Key dates

    1. April 23, 2026Posted Date
    2. January 9, 2026Proposals / Responses Due

    AI search tags

    Frequently asked questions

    MOBILE AND TRANSPORTABLE MICROREACTOR SYSTEM is a federal acquisition solicitation issued by DEPARTMENT OF HOMELAND SECURITY. Review the full description, attachments, and submission requirements on SamSearch before the response deadline.

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