; (B) the amount so increased shall remain in effect for the election cycle beginning on the first day following the year in which the amount is increased; and (C) if any amount after adjustment under subparagraph (A) not a multiple of $100, such amount shall be rounded to the nearest multiple of $100. (b) Prohibiting acceptance of contributions bundled by registered lobbyists A candidate who is certified as a participating candidate under this title with respect to an election, and any authorized committee of such a candidate, may not accept— (1) any contribution with respect to the election which is a bundled contribution (as defined in section 304(i)(8)) forwarded by or credited to a person described in section 304(i)(7)