; (iii) the Secretary of the Army, acting through the Chief of Engineers; and (iv) State departments of Transportation; and (C) solicit input from— (i) stakeholders with experience in implementing stormwater management practices for projects; and (ii) educational and technical stormwater management groups. (3) Report In carrying out the agreement entered into pursuant to paragraph (1), not later than 18 months after the date of enactment of this Act, the Transportation Research Board shall submit to the Secretary of Transportation, the Administrator, the Committee on Transportation and Infrastructure of the House of Representatives, and the Committee on Environment and Public Works of the Senate a report describing the results of the study. (b) Stormwater best management practices reports (1) Reissuance Not later than 180 days after the date of enactment of this Act, the Secretary of Transportation shall update and reissue the best management practices reports to reflect new information and advancements in stormwater management. (2) Updates Not less frequently than once every 5 years after the date on which the Secretary reissues the best management practices reports under paragraph (1), the Secretary shall update and reissue the best management practices reports, unless the contents of the best management practices reports have been incorporated (including by reference) into applicable regulations of the Secretary. (c) Definitions In this section: (1) Administrator The term Administrator means the Administrator of the Environmental Protection Agency. (2) Best management practices reports The term best management practices reports means— (A) the 2014 report sponsored by the Department of Transportation titled Determining the State of the Practice in Data Collection and Performance Measurement of Stormwater Best Management Practices (FHWA–HEP–16–021)