; (2) public institutions, including public institutions of higher education; (3) private corporations; and (4) nonprofit organizations. (d) Funding (1) Requests Beginning in the first full fiscal year following the date of the enactment of this Act, and not less frequently than once each year thereafter for 2 years, the Director may request such funding as the Director considers necessary to carry out this section. (2) Limitation In carrying out this section, the Director may not expend or obligate more than $5,000,000 in any 1 fiscal year. 4. Authority for Director of the National Institute of Standards and Technology to consult with experts on matters relating to per- and polyfluoroalkyl substances In carrying out this Act, the Director of the National Institute of Standards and Technology may consult with Federal agencies, nongovernmental organizations, State and local governments, and science and research institutions determined by the Director to have scientific or material interest in reducing unnecessary occupational exposure to per- and polyfluoroalkyl substances by firefighters.