; and (2) in the case of any subsequent payment made to the candidate with respect to the election, not later than 5 business days after the receipt of a report made under section 501(c). (b) Method of payment The Commission shall distribute funds available to participating candidates under this title through the use of an electronic funds exchange or a debit card. (c) Appeals The Commission shall provide a written explanation with respect to any denial of any payment under this title and shall provide for the opportunity for review and reconsideration within 5 business days of such denial. 503. Qualified contribution defined In this title, the term qualified contribution means, with respect to a candidate, a contribution that meets each of the following requirements: (1) The contribution is in an amount that is not greater than the limit on the amount of a contribution that may be accepted by a participating candidate from an individual under section 521(a). (2) The contribution is made by an individual who is not otherwise prohibited from making a contribution under this Act. (3) The contribution is not— (A) forwarded from the contributor by any person other than an individual