Closed Solicitation · NATIONAL SCIENCE FOUNDATION

    JUSTIFICATION & APPROVAL FOR ANTARCTIC SUPPORT CONTRACT EXTENSION

    NATIONAL SCIENCE FOUNDATION
    Sol. ASC_Ext2Special NoticeALEXANDRIA, VA
    Closed
    STATUS
    Closed
    closed Feb 7, 2026
    POSTED
    Jan 8, 2026
    Publication date
    NAICS CODE
    561210
    Primary industry classification
    PSC CODE
    M1HA
    Product & service classification

    AI Summary

    The National Science Foundation is seeking comments on the Justification & Approval for extending the Antarctic Support Contract period from September 30, 2026, to September 30, 2027. This opportunity is for expert services related to Antarctic operations and is made available under FAR 6.305.

    Contract details

    Solicitation No.
    ASC_Ext2
    Notice Type
    Special Notice
    Posted Date
    January 8, 2026
    Response Deadline
    February 7, 2026
    NAICS Code
    561210AI guide
    PSC / Class Code
    M1HA
    State
    VA
    ZIP Code
    22314
    AI Product/Service
    service

    Description

    The National Science Foundation (NSF) is releasing the attached Justification & Approval (J&A) for Other than Full and Open Competition. This J&A concerns extension of the period of performance end date for the Antarctic Support Contract (ASC) (#NSFDACS1219442) from 30 September 2026 to 30 September 2027.

    This J&A leverages the authority of FAR 6.302-3; “Industrial mobilization; engineering, developmental, or research capability; or expert services”.

    Consistent with the requirements of FAR 6.305, this J&A is being made publicly available. Comments concerning this J&A may be submitted to the NSF email alias provided as part of this notice.

    All costs associated with responding to this release will be solely at the interested party’s expense and any information provided under this release is purely voluntary. Not responding to this release does not preclude participation in any future competition or participation in future subcontract opportunities which may arise with NSF.

    Key dates

    1. January 8, 2026Posted Date
    2. February 7, 2026Proposals / Responses Due

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    Frequently asked questions

    JUSTIFICATION & APPROVAL FOR ANTARCTIC SUPPORT CONTRACT EXTENSION is a federal acquisition solicitation issued by NATIONAL SCIENCE FOUNDATION. Review the full description, attachments, and submission requirements on SamSearch before the response deadline.

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