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2025 Guide to Ethics Laws View the 2025 MEC Guide to Ethics Laws for a plain English summary of Missouri's ethics laws
PFD Basics for 2025 Candidates Click here for information and guidance on filing a Personal Financial Disclosure (PFD). If you have any questions, contact our office at pfdonline@mec.mo.gov or call 573-751-2065.
Contribution Limits View updated contribution limits and lobbyist restrictions
New Law: LLC Campaign Finance Registration Effective August 28, 2022, certain LLCs must register with the MEC before making campaign contributions.
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