; and (ii) any communication made by or on behalf of such party shall be considered to be made in connection with the general election campaign of a candidate for President of the United States who is affiliated with such party if any portion of the communication is in connection with such election. (C) Any expenditure under this paragraph shall be in addition to any expenditure by a national committee of a political party serving as the principal campaign committee of a candidate for the office of President of the United States. . (b) Conforming Amendments Relating to Timing of Cost-of-Living Adjustment (1) In general Section 315(c)(1) of such Act ( 52 U.S.C. 30116(c)(1) ), as amended by section 2012(c)(1)(B), is amended— (A) in subparagraph (B), by striking (d) and inserting (d)(3) ; and (B) by inserting at the end the following new subparagraph: (D) In any calendar year after 2018— (i) the dollar amount in subsection (d)(2) shall be increased by the percent difference determined under subparagraph (A); (ii) the amount so increased shall remain in effect for the calendar year; and (iii) if the amount after adjustment under clause (i) is not a multiple of $100, such amount shall be rounded to the nearest multiple of $100. . (2) Base year Section 315(c)(2)(B) of such Act ( 52 U.S.C. 30116(c)(2)(B) ), as amended by section 2012(c)(1)(B), is amended— (A) in clause (i)— (i) by striking (d) and inserting (d)(3) ; and (ii) by striking and at the end; (B) in clause (ii), by striking the period at the end and inserting ; and