TO ALL INTERESTED PARTIES THIS REQUEST FOR INFORMATION (RFI) IS RELEASED PURSUANT TO FEDERAL ACQUISITION REGULATION (FAR) PART 10, MARKET RESEARCH. Instructions: This is a Request for Information (RFI) notice. This is NOT a solicitation for proposals, proposal abstracts, or quotations. The purpose of this notice is to obtain information regarding: (1) the availability and capability of qualified sources, (2) whether they are small businesses; HUBZone small businesses, service-disabled, veteran-owned small businesses; 8(a) small businesses; veteran owned small businesses; woman-owned small businesses; or small disadvantaged businesses; and (3) their size classification relative to the North American Industry Classification System (NAICS) code for the proposed acquisition. Your responses to the information requested will assist the Government in determining the appropriate acquisition method, including whether a set-aside is possible. Disclaimer: RFI is issued solely for information and planning purposes. This notice should not be construed as a commitment by the Government for any purpose other than market research. This announcement does not commit the Government to any contractual agreement. The Government is not seeking proposals and will not accept unsolicited proposals. No reimbursement will be made for any costs associated with providing information in response to this announcement or any follow-up information requests. Respondents will not be notified of the results of the analysis. All data received in response to this RFI that is marked or designated as corporate or proprietary information will be fully protected from release outside the Government. The Government shall not be liable for or suffer any consequential damages for any proprietary information not properly identified. Proprietary information will be safeguarded in accordance with all applicable Government regulations. All documentation shall become the property of the Government and will not be refunded. Background: The Internal Revenue Service (IRS), Office of Procurement Operations is issuing this RFI as a means of conducting market research to identify parties having an interest in and the capability to provide tax research platform for up to 7 users. The applicable North American Industry Classification System (NAICS) code could potentially be for 519290 Web Search Portals and All Other Information Services Capabilities: Any organization responding to this RFI shall demonstrate the following in their capability summary: Ability to provide a comprehensive online research product that allows the Attorneys and Legal staff to perform international tax research information, with related productivity tools, geared to be advanced–level international tax practitioner. Ability to provide specialized comparative tools designed for analysis of both bilateral tax treaties and multilateral tax instruments. Ability to provide National legislation and administrative gui…