AllTax Sources Sought Notice 1

UNITED STATES DEPARTMENT OF THE INTERIOR

INTERIOR BUSINESS CENTER

SOURCES SOUGHT NOTICE

ALLTAX FULL US SOFTWARE SUBSCRIPTIONS

Number Unknown

November 2026

I. INTRODUCTION:

The Department of the Interior (DOI), Interior Business Center (IBC), Acquisition Services Directorate (AQD), on behalf of the IBC Human Resources Directorate (HRD), is issuing this Sources Sought Notice for information and acquisition-planning purposes only. It is not a solicitation or an obligation of the Government. The Government is conducting market research to identify qualified sources capable of providing the continued annual subscription, licensing, and nationwide tax-system updates for FMS E-Series ALLTAX Full US, which supports payrolltax calculations for more than 270,000 Government personnel.

II. REQUIREMENTS:

IBC HRD requires continuous subscription coverage for FMS E-Series ALLTAX Full US, including current tax-table, rate, rule, and jurisdictional updates. Coverage shall support calculation of applicable federal, state, city, county, Social Security, and other required payrollwithholding taxes throughout each active period of performance without a lapse between renewal periods.

III. REQUIREMENT BACKGROUND:

FMS E-Series ALLTAX Full US operates with the Government’s existing Federal Personnel and Payroll System (FPPS) and Natural/ADABAS environment to support mission-critical payroll processing in batch and online modes. Continued vendor-supported licensing and timely tax updates are necessary to implement payroll-tax changes by their legally required effective dates and to sustain accurate processing for more than 270,000 Government personnel.

IV. SCOPE OF REQUIREMENT

The purpose of this acquisition is to obtain the annual renewal of a genuine, fully supported FMS E-Series ALLTAX Full US subscription for the base period and each exercised option period. The subscription shall be authorized for use with the Government’s existing FMS E-Series and FPPS environment. Substitution of a different tax engine or product is not permitted unless a future solicitation expressly authorizes a brand-name-or-equal response. Required coverage includes all 50 states, including Alaska and Hawaii, the District of Columbia, and applicable U.S. territories. The subscription shall provide current calculation data and updates for applicable federal, state, city, county, Social Security, and other required payrollwithholding taxes. It shall interface with FPPS without replacement or material redesign, operate in the existing Natural/ADABAS environment, and support batch and online processing.