; and (III) delivery preferences of such documents or information, or samples of such documents or information. (iii) Analysis and publication in the Federal Register of the results of the survey and interviews. (iv) An opportunity for the public to comment on such results published in the Federal Register. (C) Substantive changes If the Commission, in the period between engaging in investor testing and publishing a final rule, makes substantive changes to such rule that the Commission determines would have a significant impact on investors, the Commission shall again engage in investor testing. . (b) Prior rules (1) In general For any final rule or regulation issued by the Securities and Exchange Commission (in this subsection referred to as the Commission ) before the date of the enactment of this Act, pursuant to any provision of the securities laws (as such term is defined in section 3(a) of the Securities Exchange Act of 1934) which designates documents or information to be provided to a retail investor, the Commission shall perform investor testing that includes the contents described in section 23(a)(4) of the Securities Exchange Act of 1934. (2) Schedule The Commission shall, not later than 6 months after the date of the enactment of this Act, establish a schedule for completing any investor testing required under paragraph (1) that prioritizes testing of any final rules and regulations that designate documents or information central to retail investor decision making. (3) Report The Commission shall issue a report to Congress each year containing the following: (A) The status of any investor testing required under paragraph (1). (B) The results of any investor testing completed under paragraph (1). (C) Any priorities the Commission has, based on results of investor testing required by paragraph (1), for— (i) revising or eliminating any final rule or regulation designating documents or information to be provided to retail investors