International Tax Modeling Tool
Overview
Buyer
Place of Performance
NAICS
PSC
Set Aside
Original Source
Timeline
Qualification Details
Fit reasons
- NAICS alignment with historical contract wins in similar service areas.
- Scope strongly matches core technical capabilities and delivery model.
Risks
- Past performance thresholds may require one additional teaming partner.
- Potential clarification needed on staffing minimums before bid/no-bid.
Next steps
Validate eligibility requirements, assign capture owner, and schedule partner outreach to confirm teaming strategy before submission planning.
Quick Summary
The Internal Revenue Service (IRS), Large Business & International (LBI) division, has issued a Sources Sought / Request for Information (RFI) for an International Tax Modeling Tool (ITMT). The IRS seeks industry capabilities for a secure, IRS-compatible software solution to model and analyze complex international tax provisions, including those under TCJA 2017, the OB3 Act 2025, and prior law. This tool will assist IRS personnel in evaluating tax impacts, taxpayer planning strategies, and integrating tax return data, all while maintaining confidentiality. Responses are due by July 17, 2026, at 12:00 PM EST.
Scope of Interest
The IRS is looking for a curated global company database with integrated research tools and a suite of database subscriptions. The desired software solution should:
- Model and analyze international tax provisions.
- Be flexible to accommodate diverse taxpayer profiles and evolving regulations.
- Support concurrent users and handle large data volumes.
- Offer robust data storage and retrieval architectures, with FedRAMP authorization status being a key consideration.
- Provide options for ongoing vendor support, maintenance, and updates for tax law changes.
- Demonstrate capability to ingest XML data for "as-filed" tax returns.
Key Information Requested
Respondents should provide detailed information covering:
- Company Profile: Address, UEI, size, socio-economic classifications, NAICS/PSC codes, existing contract vehicles, employee count, and teaming options.
- Technical Capability: Expertise in international tax provisions, experience developing similar software tools (including scale, complexity, platforms, and client experience), solution flexibility, service locations, estimated development timelines, required resources, and processes for tool updates.
- System Requirements: Concurrent user support, system limitations, maximum processing capacity, data storage architectures (government-furnished vs. vendor-managed), and FedRAMP authorization status.
- Support & Deployment: Ongoing vendor support options (SLAs, maintenance), XML data ingestion capability, setup, configuration, customization, and deployment processes.
- Financials: Recommended pricing and contract structure, including estimated total cost (development and recurring annual costs).
Submission Details
- Response Due: July 17, 2026, 12:00 PM EST.
- Submission Method: Email responses to the Primary and Secondary Points of Contact.
- Required Format: Responses must utilize the provided Vendor Response Template (Attachment 1). Companies may also attach a 1-page capabilities statement and a 2-page software specification brochure (PDF format).
- File Size: Maximum email file size is 10 Megabytes (MB).
- Points of Contact: Ana Rollins (analeatha.s.rollins@irs.gov) and Iman Street (iman.street@irs.gov).
Important Notes
This is strictly a Request for Information (RFI) for market research purposes and NOT a solicitation for proposals, bids, or quotes. The Government will not award a contract based on this RFI. Proprietary information should be clearly marked. The acquisition strategy is not yet determined and may utilize Government-wide acquisition vehicles.