Inactive Total Small Business Set-Aside (FAR 19.5)

***DUE TO PRE-SCHEDULED LEAVE AND THE UPCOMING HOLIDAYS, SOURCE SELECTION FOR THIS REQUIREMENT WILL BE DELAYED UNTIL JANUARY 2022. WE APOLOGIZE FOR THE DELAY AND APPRECIATE THE PATIENCE OF ALL VENDORS... ***DUE TO PRE-SCHEDULED LEAVE AND THE UPCOMING HOLIDAYS, SOURCE SELECTION FOR THIS REQUIREMENT WILL BE DELAYED UNTIL JANUARY 2022. WE APOLOGIZE FOR THE DELAY AND APPRECIATE THE PATIENCE OF ALL VENDORS WHO SUBMITTED PROPOSALS BY THE DECEMBER 3, 2021 RESPONSE DATE.*** This is a combined synopsis/solicitation for commercial items prepared in accordance with the format in subpart 12.6, as supplemented with additional information included in this notice. This announcement constitutes the only solicitation; proposals are being requested and a written solicitation will not be issued. This solicitation is being issued as a Request for Proposals (RFP) on behalf of the IRS Research Analytics and Applied Statistics (RAAS) Division. The solicitation document and the incorporated clauses and provisions are those in effect as of Federal Acquisition Circular 2021-07. This solicitation is set-aside for small business concerns under North American Industry Classification System (NAICS) code 541690 – Other Scientific and Technical Consulting Services. Please see the attached RFP document for additional details.