; and (B) by striking authorized committees and all that follows through $250 and inserting authorized committees . (2) Matchable contributions Section 9034 of such Code is amended— (A) by striking the last sentence of subsection (a); and (B) by inserting after subsection (b) the following new subsection: (c) Matchable contribution defined For purposes of this section and section 9033(b)— (1) Matchable contribution The term matchable contribution means, with respect to the nomination for election to the office of President of the United States, a contribution by an individual to a candidate or an authorized committee of a candidate with respect to which the candidate has certified in writing that— (A) the individual making such contribution has not made aggregate contributions (including such matchable contribution) to such candidate and the authorized committees of such candidate in excess of $1,000 for the election; (B) such candidate and the authorized committees of such candidate will not accept contributions from such individual (including such matchable contribution) aggregating more than the amount described in subparagraph (A)