for Candidates Certified as Participating Candidates 521. Contribution and expenditure requirements (a) Permitted sources of contributions and expenditures Except as provided in subsection (c), a participating candidate with respect to an election shall, with respect to all elections occurring during the election cycle for the office involved, accept no contributions from any source and make no expenditures from any amounts, other than the following: (1) Qualified small dollar contributions. (2) Payments under this title. (3) Contributions from political committees established and maintained by a national or State political party, subject to the applicable limitations of section 315. (4) Subject to subsection (b), personal funds of the candidate or of any immediate family member of the candidate (other than funds received through qualified small dollar contributions). (5) Contributions from individuals who are otherwise permitted to make contributions under this Act, subject to the applicable limitations of section 315, except that the aggregate amount of contributions a participating candidate may accept from any individual with respect to any election during the election cycle may not exceed $1,000. (6) Contributions from multicandidate political committees, subject to the applicable limitations of section 315. (b) Special rules for personal funds (1) Limit on amount A candidate who is certified as a participating candidate may use personal funds (including personal funds of any immediate family member of the candidate) so long as— (A) the aggregate amount used with respect to the election cycle (including any period of the cycle occurring prior to the candidate’s certification as a participating candidate) does not exceed $50,000