; or (B) to modify, or not adopt rules so recommended or adopt alternative rules if the Board determines, by a preponderance of evidence, that such recommendations do not meet the requirements specified in paragraph (4); (3) to adopt rules with respect to rule violations, as described in sections 401, 402, and 403; (4) to ensure that any rule adopted under paragraph (1), (2), or (3) is based on generally accepted scientific principles and methods, and to the extent possible, on peer-reviewed scientific data and studies; (5) to hold open meetings with respect to proposed rules recommended under sections 202 and 303, at which the chairperson of the scientific medication control committee concerned or the chairperson of the Racetrack Safety Committee, as applicable, or the representative of such chairperson, shall present such proposed rules; (6) not later than 45 days before any such meeting is to be held— (A) to post on the internet website of the RHSO any proposed rule described in paragraph (1) or (2) (or modifications to such rules) under consideration at such meeting; and (B) to submit to each State racing commission (and to any other individual upon request) notification of such meeting; (7) to adopt any rule under paragraphs (1), (2), and (3) by a vote of not less than a two-thirds majority of the Board, determine the effective date of any such rule, and update any such rule in accordance with the process established under paragraphs (5) and (6); (8) after notice and an opportunity for public comment, in consultation with the State racing commissions, to develop and maintain a nationwide database of racehorse safety, performance, health, and injury information for the purpose of conducting an epidemiological study; (9) in carrying out paragraph (8), to require covered persons and equine industry representatives to collect and submit for inclusion in such database such information as the RHSO considers necessary to further the goal of increased horse welfare