SOURCES SOUGHT NOTICE - Tax Software Acquisition and Support

Notice Type Sources Sought Notice (SSN) This SSN is issued in accordance with FAR Part 10 (Market Research). This notice is for information and planning purposes only and shall not be construed as a solicitation or as an obligation on the part of the Government. This SSN does not constitute a Request for Proposal (RFP) or Request for Quote (RFQ), and the Government does not intend to award a contract based on this notice. Responses to this SSN will not be considered as offers.

The Government will not reimburse respondents for any costs associated with the submission of this information. The Internal Revenue Service (IRS), Large Business & International (LB&I) Division, is conducting market research to identify qualified small business contractors capable of providing Commercial Off-The-Shelf (COTS) tax software products and associated technical support services.

The IRS is seeking information from qualified small business firms under NAICS Code 513210 – Software Publishers that possess experience supporting enterprise-level tax software solutions and related integration services. The anticipated requirement includes:

COTS tax software licensing Software maintenance and updates Middleware integration support Technical support and help desk services Cybersecurity compliance support Training services Operational continuity support The Government anticipates a requirement for up to 3,500 software licenses and associated support services.

The anticipated period of performance consists of a one-year base period and four one-year option periods extending through March 31, 2032. Requested Information See attached “SS Notice and Questions 051526” for detailed vendor questions and response requirements. Please use the attached "Attachment 2 Vendor Comments Matrix 051526" for any PWS (Attachment 1 Draft PWS 051526) comments or feedback.

Submission Instructions Response Format:

PDF or Microsoft Word Page Limit: Not to exceed 10 pages Submission Method: Email to the Points of Contact listed below Response Due Date: Friday, May 29, 2026, by 3:00 PM EST Responses should be clear, concise, and limited to the information requested. Points of Contact Courtney K. Alston Contracting Officer Courtney.K.Alston@irs.gov James M. Tryniak Contract Specialist James.M.Tryniak@irs.gov Attachments (3 total) SS Notice and Questions 051526 Attachment 1 Draft PWS 051526 Attachment 2 Vendor Comments Matrix 051526