What is campaign finance disclosure in federal elections?

Campaign finance disclosure is the public-reporting obligation that makes federal campaign finance law enforceable and transparent. The Federal Election Campaign Act establishes the disclosure framework in two statutory provisions. First, 52 U.S.C. Section 30103 requires every political committee to register with the FEC by filing a statement of organization. A 'political committee' is defined at 52 U.S.C. Section 30101(4) as any committee, club, association, or group of persons that receives contributions of more than $1,000 or makes expenditures of more than $1,000 during a calendar year, and includes any authorized committee of a federal candidate. A presidential campaign committee must therefore register with the FEC before it receives or spends more than $1,000. The registration statement must identify the committee's name, address, the candidate it supports, the names and addresses of all officers and custodians of the committee's records, the name and address of the committee's bank depository, and the name and address of the committee's treasurer. A treasurer is required by 52 U.S.C. Section 30102(a); the treasurer must sign all periodic financial reports and is responsible for the committee's recordkeeping obligations. The FEC uses the registration statement to open the committee's public file, assign it a committee identification number, and track its subsequent financial reports.

Second, 52 U.S.C. Section 30104 requires registered political committees to file periodic financial reports with the FEC disclosing both what money came in and how it was spent. Each report must disclose: every contribution received from a single source in aggregate above $200 during the calendar year, including the contributor's full name, mailing address, occupation, employer, date of each contribution, and amount; the total amount of contributions received below the $200 threshold (disclosed as an aggregate without identifying individual donors); and every expenditure of more than $200, including the full name and mailing address of the payee, the date, the amount, and the stated purpose. The $200 itemization threshold means that a contributor who gives $200 or less in total to a committee over the entire calendar year does not appear by name in the public record -- only the aggregate amount of unitemized small contributions is reported. The threshold is set by statute and is not adjusted for inflation. FECA also requires campaigns to maintain records of all contributions above $50 and to make those records available to the FEC for audit; the FEC may audit and investigate compliance, and civil penalties apply for knowing failure to report.

The reporting schedule for presidential campaign committees under 52 U.S.C. Section 30104(a) is structured to provide regular public information, with accelerated disclosure as elections approach. In years without a federal election, authorized committees file quarterly reports due 15 days after the close of each calendar quarter: April 15, July 15, October 15, and January 31. In election years, quarterly reports are supplemented by pre-election reports filed no later than 12 days before any primary, convention, or general election, and a post-general-election report filed within 30 days after the general election. The pre-election report captures all activity through the 20th day before the election. Any contribution of $1,000 or more received in the final 20 days before an election -- after the pre-election report's cutoff -- must be disclosed in a separate 48-hour report filed within 48 hours of receipt. This last-minute reporting requirement ensures that large donations in the closing weeks of the 2028 campaign become part of the public record before Election Day, not weeks later when the regular post-election report would otherwise capture them. Large independent expenditures -- spending by super PACs and other outside groups on 2028 presidential advocacy that is not coordinated with a campaign -- are subject to their own accelerated disclosure: expenditures of $10,000 or more at any time, and expenditures of $1,000 or more in the 20 days before an election, trigger 24-hour reports.

The Supreme Court has sustained FECA's disclosure requirements against First Amendment challenge in two landmark decisions. In Buckley v. Valeo, 424 U.S. 1 (1976), the Court upheld the disclosure provisions, holding that the government's substantial interests in providing voters with information about how campaigns are funded and in deterring actual and apparent corruption outweigh the marginal burden that public reporting imposes on political association. The Court acknowledged that disclosure can expose contributors to harassment and retaliation in some circumstances; it held that committees or groups who can demonstrate a 'reasonable probability' that disclosure would subject contributors to threats or reprisals may seek an exemption from the FEC on an as-applied basis, but that the ordinary case does not meet that standard. The disclosure framework itself was sustained. In Citizens United v. FEC, 558 U.S. 310 (2010), eight of nine Justices -- every member of the Court except Justice Thomas -- upheld the disclosure and disclaimer requirements applicable to electioneering communications under the Bipartisan Campaign Reform Act. The Citizens United majority reasoned that disclosure serves the informational interest identified in Buckley and enables shareholders and citizens to evaluate the political positions of corporations and organizations whose spending they can now track. This near-unanimous constitutional endorsement makes the disclosure framework among the most durable features of federal campaign finance law -- more durable than contribution limits (upheld in Buckley with some dissent) or expenditure restrictions (struck in Buckley and Citizens United).

For the 2028 presidential election, every presidential campaign committee must register with the FEC and file quarterly and pre-election financial reports beginning when the committee crosses the $1,000 activity threshold. Each report becomes publicly searchable at fec.gov, typically within days of filing; electronic filings appear in the database in near-real time. Super PACs that support 2028 presidential candidates must also register and disclose all contributions of $200 or more, making super PAC funding fully transparent to researchers, journalists, and opposing campaigns. By contrast, 501(c)(4) 'dark money' organizations that do not make expenditures qualifying as electioneering communications under BCRA may not be required to disclose their general donor lists to the FEC, though donors of $1,000 or more are disclosed when the 501(c)(4) does run electioneering communications. The 2028 presidential cycle is expected to be the most expensive in U.S. history, with billions of dollars in combined campaign, party, super PAC, and dark-money spending. The public record of who funds which candidates and committees -- and how that money is spent -- will be generated continuously throughout the cycle under the disclosure system FECA has maintained since 1976.