; or (B) communicates a message relating to any political matter of national importance, including— (i) a candidate; (ii) any election to Federal office; or (iii) a national legislative issue of public importance. (5) Time to maintain file The information required under this subsection shall be made available as soon as possible and shall be retained by the online platform for a period of not less than 4 years. (6) Special rule For purposes of this subsection, multiple versions of an advertisement that contain no material differences (such as versions that differ only because they contain a recipient’s name, or differ only in size, color, font, or layout) may be treated as a single qualified political advertisement. (7) Penalties For penalties for failure by online platforms, and persons requesting to purchase a qualified political advertisement on online platforms, to comply with the requirements of this subsection, see section 309. . (b) Effective date The amendments made by this section shall take effect on the date of the enactment of this Act and shall take effect without regard to whether or not the Federal Election Commission has promulgated the final regulations necessary to carry out this part and the amendments made by this part by the deadline set forth in subsection (c). (c) Rulemaking Not later than 120 days after the date of the enactment of this Act, the Federal Election Commission shall establish rules— (1) for determining whether an advertisement communicates a national legislative issue for purposes of section 304(j) of the Federal Election Campaign Act of 1971 (as added by subsection (a)); (2) requiring common data formats for the record required to be maintained under such section 304(j) so that all online platforms submit and maintain data online in a common, machine-readable and publicly accessible format