; (ii) specify that all or any portion of such standards shall be applicable to any such class; and (iii) require persons in any such class to pass tests administered in accordance with subsection (c)(7); (B) be designed to prevent fraudulent and manipulative acts and practices, to promote just and equitable principles of trade, to foster cooperation and coordination with persons engaged in regulating, clearing, settling, processing information with respect to, and facilitating transactions in municipal securities and municipal financial products, to remove impediments to and perfect the mechanism of a free and open market in municipal securities and municipal financial products, and, in general, to protect investors, municipal entities, obligated persons, and the public interest; and not be designed to permit unfair discrimination among customers, municipal entities, obligated persons, municipal securities brokers, municipal securities dealers, or municipal advisors, to fix minimum profits, to impose any schedule or fix rates of commissions, allowances, discounts, or other fees to be charged by municipal securities brokers, municipal securities dealers, or municipal advisors, to regulate by virtue of any authority conferred by this title matters not related to the purpose of this title or the administration of the Board, or to impose any burden on competition not necessary or appropriate in furtherance of the purposes of this title; (C) if the Board deems appropriate, provide for the arbitration of claims, disputes, and controversies relating to transactions in municipal securities and advice concerning municipal financial products, except that no person other than a municipal securities broker, municipal securities dealer, municipal advisor, or person associated with such a municipal securities broker, municipal securities dealer, or municipal advisor may be compelled to submit to such arbitration except at his instance and in accordance with section 29