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Missouri · 2026 Regular Session · Bill

SB 1225: Creates a process for nullification of federal actions

In committee Official data

  1. Introduced
  2. In committee
  3. Passed one chamber
  4. Passed both chambers
  5. Enacted

Last official action: ·Record last updated:

Plain-language summary

SB 1225 is a bill introduced in the Missouri Senate on December 1, 2025. According to its official title, it concerns: Creates a process for nullification of federal actions. Primary sponsor: Mike Moon (Republican). Most recent recorded action (January 27, 2026): Second Read and Referred S Judiciary and Civil and Criminal Jurisprudence Committee.

Generated automatically from the official title, sponsor list, and status record only. It does not characterize the bill’s purpose or effects. How summaries are written

Official summary

Abstract published by the legislature (via Open States). Text as published by the legislature; reproduced verbatim.

SB 1225 - This act creates the "Restoring State Sovereignty Through Nullification Act." The act declares that any federal action outside the enumerated powers set forth in the United States Constitution are in violation of the peace and safety of the people of Missouri and are void and must be resisted. According to the act, the proper manner of resistance is a state action of nullification of the federal action and the act creates a process for the General Assembly or a court to nullify the federal action within the state of Missouri. This act is identical to SB 198 (2025) and SB 870 (2024). JIM ERTLE

Sponsors

Sponsors by party (alphabetical): Republican 1

NameRolePartyChamberDistrict
Mike MoonPrimary sponsorRepublicanSenate29

“Support” is shown only as formal sponsorship recorded by the legislature. Roll-call votes are available on the official bill page.

Recent official actions

  1. Second Read and Referred S Judiciary and Civil and Criminal Jurisprudence Committee
  2. S First Read
  3. Prefiled

Sources

  1. Open States / Plural (data from the official legislature website)
  2. Official legislature source