SOLICITATION OPENS: APRIL 18TH, 2024 SOLICITATION CLOSES: PROPOSALS ARE DUE NO LATER THAN: MONDAY 20TH MAY 2024 AT 1:00 PM, ARLINGTON, VIRGINIA TIMEALL QUESTIONS: Must be emailed to the POC listed in the solicitation at contractproposals@ustda.gov and vpringle@ustda.gov NO later than 1:00 p.m., Arlington, VA Time on Monday, 1 May 2024. Please reference the Solicitation Number: 1131PL24RDS11115 and Project Title: Regional Sub-Saharan Africa Desk Study (DS) Transportation Sector Opportunities in the SUBJECT LINE of your email. No Phone Calls Will Be Accepted. This request for commercial item prepared in accordance with the format in Federal AcquisitionRegulation (FAR) Subpart 12.6 as supplemented with additional information included in this notice.This announcement constitutes the only RFP; offers are being requested and written solicitation willnot be issued.This procurement is unrestricted under NAICS Code 541690. Award is limited to U.S. Firms or U.S.individuals. Contractor and subcontractor personnel used shall be either, U.S. citizens or non-U.S.citizens lawfully admitted for permanent residence in the United States. Contractor use ofsubcontractors is limited to less than fifty percent of the proposed price.Any contract awarded to a Contractor who at the time of award was suspended, debarred, andineligible for receipt of contract with Government Agencies or is in receipt of a notice ofproposed debarment from any Government Agency, is voidable at the option of the Government.Award is limited to U.S. Firms or U.S. individuals. Contractor and U.S. subcontractor employeesused shall be either U.S. citizens or non-U.S. citizens lawfully admitted for permanent residencein the United States.SEE ATTACHMENT 1131PL24RDS11115 FOR FURTHER