View information regarding new campaign finance reporting requirements effective August 28, 2025.

Campaign Finance

Searches

New Committee Registrations


View all active campaign finance committees registered with the Commission by the date registered.

New committee search page

Candidate or Committee Name


Search for information about a committee and view committee’s disclosure reports.

Search candidate or committee by name

Candidate by Election


Search for candidates running for office in a specific election and view an overview of money received and spent.

Search candidate by election

Committee Expenditures for Candidates


Search expenditures made (money spent) to support or oppose a candidate by a committee directly to a vendor without the candidate’s coordination or consultation.

Committee expenditures search page

Ballot Measures by Election


View campaign committees formed to support or oppose a ballot measure in a specific election and view an overview of money received and spent.

Search ballot measures by election

Committee Expenditure for Ballot Measures Search


View expenditures made (money spent) to support or oppose a ballot measure by a committee directly to a vendor without the committee’s coordination or consultation.

Expenditure for ballot measures search page

Committee Contributions & Expenditures


Search contributions received and/or expenditures made as reported by a committee.

Search committee contributions and expenditures

Contributions Over $5,000


View all single contributions over $5,000 reported received from a single contributor by a committee on a 48 Hour Contribution over $5,000 Report.

Search contributions over $5,000

Non-Committee Expenditures


View reports filed by individuals, businesses, and groups, not defined as a committee, that made expenditures totaling $500 or more in support of or in opposition to candidates or ballot measures.

Search non-committee expenditures

LLC Campaign Finance Registrations


View information about limited liability companies (LLCs) registered with the MEC. Effective August 28, 2022, certain LLCs must register with the MEC prior to making contributions to Missouri campaign finance committees.

LLC registration search

Campaign Finance home page

Campaign Finance

Candidate Central

Information and resources candidates need for their campaign and ethics requirements.

FAQ's

View frequently asked questions regarding candidate and committee campaign finance requirements.

Resources & Training

View a variety of different resources regarding ethics laws, including publications and training opportunities.