; and (B) provides a cooperative marketplace that facilitates the creation of mutual agreements under which small business concerns cooperatively purchase cybersecurity products and services from covered vendors; and (2) determine whether each covered vendor and each small business concern that participates in the marketplace described in paragraph (1) is legitimate, as determined by the Administrator. (d) Sunset This section ceases to be effective on September 30, 2024. 4. GAO study on available Federal cybersecurity initiatives (a) In general The Comptroller General of the United States shall conduct a study that identifies any improvements that could be made to Federal initiatives that— (1) train small business concerns how to avoid cybersecurity threats; and (2) are in effect on the date on which the Comptroller General commences the study. (b) Report Not later than 1 year after the date of enactment of this Act, the Comptroller General of the United States shall submit to the Committee on Small Business and Entrepreneurship of the Senate and the Committee on Small Business of the House of Representatives a report that contains the results of the study required under subsection (a).