7A--HRD ALLTAX software

The Department of the Interior, through the Interior Business Center, is conducting a sources sought notice for the procurement of FMS E-Series ALLTAX Full US software. The anticipated contract is a firm-fixed-price agreement with a total period of performance from April 1, 2027, through March 31, 2032, consisting of one 12-month base period and four 12-month option periods. The scope of work requires continuous, uninterrupted subscription coverage for all 50 states, the District of Columbia, and applicable U.S. territories, including the timely delivery of tax-table, rate, rule, and jurisdictional updates for federal, state, city, county, and Social Security taxes. Key deliverables include the maintenance of a secure electronic repository for current and historical ALLTAX bulletins and electronic delivery of software subscriptions and updates within 30 calendar days of award. The software must be compatible with FPPS and Natural/ADABAS batch and online processing and must maintain conformance with applicable Revised Section 508 standards. Interested firms must submit a capability statement in PDF format to Contracting Officer Christina Lene by November 23, 2026, detailing their business size, socioeconomic status, and ability to provide the required processing support at the government scale.