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This Government Contract opportunity from Department Of Defense was posted on January 23, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

Planebooks

Awarded
FA487726RE0001Federal

Contract Overview

Solicitation details, issuing organization, response deadlines, documents, and interested companies for this government contract opportunity.

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NAICS: 513210
New
Federal
Tax Software and Support
Solicitation # 5000230074
The Department of the Treasury, Internal Revenue Service (IRS) is planning a competitive procurement for commercial off-the-shelf tax software and associated support services to assist the Large Business and International and Appeals divisions with the Federal Tax Compliance mission. The requirement focuses on software capable of modeling complex tax scenarios and includes the provision of up to 130 Tax Analyzer licenses and 150 Tax Planner licenses. Comprehensive support services are required, including software customization, integration, technical help desk support, and the maintenance of the IRS-customized Issue Management System Tax Engine Middleware and its associated plug-in. Additionally, the contractor will be responsible for providing annual face-to-face training for up to 25 participants, quarterly virtual training, software updates, and general program management and cybersecurity services. The government intends to award a single, Firm-Fixed-Price contract through full and open competition, utilizing NAICS code 513210 and PSC 7A20. The anticipated period of performance consists of a 12-month base period starting April 1, 2027, with four subsequent 12-month option periods extending through March 31, 2032. The contract will mandate strict adherence to cybersecurity, privacy, personnel security, and Section 508 accessibility standards. While this is currently a pre-solicitation notice, the formal solicitation is expected to be issued via SAM.gov on or about October 16, 2026.
It Strategy And Modernization

POSTED

about 21 hours ago

DEADLINE

in 30 days

General Info

NAICS

513210 - Software Publishers

Place of Performance

Tucson, AZ, 85707, USA

Set-Aside

NONE

Documents

1

Sole Source Justification for Gulfstream Planebook Subscriptions IDIQ Contract

PDF, High priority: read this first3 pages · justification-and-authorization
High

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Timeline

PhaseAwarded
Posted

special-notice

Awarded

Contract was awarded

Submission Closed

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Organization & Contact Information

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AgencyDepartment Of Defense → FA4877 355 Cons Pk
Contacts2 people available
OfficeDAVIS MONTHAN AFB, AZ, 85707-3522, USA
Office AddressDAVIS MONTHAN AFB, AZ, 85707-3522, USA

Full Description

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355 CONS is intending to Sole Source the requirement of Annual Planebook Subscriptions directly to Gulfstream Aerospace Corporation.  Please review the Sole Source Justification attached.  If you feel your business can fulfill this need, send an email to the POCs listed in this notice by the date and time specified. 

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