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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

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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.

2025 Guide to Ethics Laws MEC Quarterly Newsletter Contribution Limits New Law: LLC Campaign Finance Registration
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  Executive Director
  Stacey Heislen
  MEC Office
  3411A Knipp Drive, Suite A
  Jefferson City, MO 65109
  PO Box 1370
  Jefferson City, MO 65102

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