Missouri 2026 Regular Session

Missouri Senate Bill SB1139

Introduced
1/7/26  

Caption

SB 1139

Summary

SB 1139 reinstates Missouri’s statewide presidential preference primary election and sets out the procedures for conducting it. The bill creates a presidential preference primary in each presidential election year on the second Tuesday in March, establishes how presidential candidates get on the ballot, and requires the secretary of state to publish and transmit the official candidate list to local election authorities. It also provides for an uncommitted option on the ballot and directs that the election be conducted similarly to other primary elections, with party-specific ballots chosen by voters. The bill also revises related election statutes to fit the new presidential primary system. It updates rules for poll challengers, clarifies that challengers in a presidential primary may collect and later disclose party-ballot information, and exempts the presidential preference primary from the general rule that most elections occur on specified statewide election dates. It further amends candidate-filing provisions so that filing for the presidential primary does not prevent a person from appearing on another party ballot for a different office, and it adjusts absentee and voting-procedure statutes to expressly include presidential preference primaries. In practical terms, the bill would shift Missouri back to a state-run presidential preference primary, with the state paying the costs and local election authorities administering the ballot process. It would affect the secretary of state, election authorities, political parties, presidential candidates, and voters participating in presidential nomination contests. The bill also preserves party control over later caucuses and conventions used to choose delegates to the national convention, while making the primary itself the mechanism for expressing voter preference among presidential candidates. The overall sentiment reflected by the bill text and caption is supportive of restoring a presidential preference primary, with the measure framed as a reinstatement rather than a new policy experiment. Because there are no committee transcripts or recorded votes provided, there is no documented opposition or support from debate history in the supplied materials. The main policy choice embedded in the bill is the return to a taxpayer-funded presidential primary system, which may be viewed favorably by those wanting broader voter participation in presidential nominations and less favorably by those concerned about election costs or the role of parties versus state-run primaries. Notable points of contention, based on the structure of the bill, would likely include the cost to the state, the March timing of the primary, and the balance between voter participation and party autonomy. The bill also raises procedural questions about ballot access, the use of party ballots in a presidential primary, and the role of poll challengers in collecting party-affiliation information. However, no specific objections or amendments are shown in the provided record.

Impact

SB 1139 would repeal and reenact multiple election-code provisions to create a new statutory framework for a statewide presidential preference primary in Missouri. It adds new sections governing candidate filing, ballot certification, ballot order, voter participation, vote tabulation, and party follow-up caucuses and conventions, while amending existing sections on election dates, candidate filing restrictions, poll challengers, and voting procedures to accommodate the new primary. The bill would primarily affect Chapter 115, RSMo, and would require the secretary of state and local election authorities to administer the presidential primary under the new rules.

Sentiment

The bill appears generally favorable toward reinstating a presidential preference primary and is presented in a straightforward, administrative manner. Because no committee discussion or vote history is included, there is no direct evidence of partisan division, amendments, or recorded opposition in the supplied materials. The available context suggests the measure is intended to restore a familiar election process rather than create a controversial new policy, though the funding and election-administration implications could still generate debate.

Contention

The most likely points of contention are the cost of a state-funded presidential preference primary, the requirement that voters choose a single party ballot, and the extent to which parties versus the state control presidential nomination processes. The bill also creates potential debate over ballot access rules, including the $5,000 filing fee or petition alternative, and over the expanded role of poll challengers in a presidential primary. No specific individuals or groups are identified in the provided materials as supporting or opposing these provisions.

Companion Bills

No companion bills found.

Previously Filed As

MO SB670

Reinstates the Presidential Preference Primary Election

MO SB417

Reinstates the Presidential Preference Primary Election

MO HB507

Modifies provisions relating to elections

MO HB126

Modifies provisions relating to elections

MO SB740

Modifies process for designating election challengers

MO SB248

Modifies provisions relating to elections

MO SB152

Creates new provisions relating to foreign spending in state ballot measure elections

MO HB367

Reinstates the presidential preference primary and modifies provisions for absentee voting

MO SB182

Modifies provisions relating to elections

MO HB638

Modifies provisions relating to election oversight

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