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Missouri House Bill 1620 Raises Age Threshold for Juvenile First-Degree Murder Sentencing from 18 to 19

Original title: SENTENCING OF PERSONS UNDER NINETEEN YEARS OF AGE

Last action · May 15, 2026: Referred: Emerging Issues(H)Sponsors: Bruce Sassmann and 1 other

Introduced
Committee
Floor Vote
Passed
Law

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What This Bill Would Do

House Bill 1620 raises the age threshold from eighteen to nineteen years old for individuals convicted of first-degree murder, altering their sentencing options, parole eligibility reviews, and procedural requirements for life sentences without parole. The measure applies to individuals who committed offenses while under nineteen years of age, expanding parole review eligibility and sentencing guidelines previously restricted to those under eighteen.

Why it matters

Changes criminal sentencing structures and parole review timelines for individuals aged eighteen who commit first-degree murder, shifting them from adult mandatory life structures into juvenile-specific sentencing considerations and mandatory parole review milestones.

Background
  • Missouri statutes govern first-degree murder sentencing and parole reviews for offenders, including specific procedures established following constitutional rulings regarding juvenile sentencing. context

Who It Would Affect

Groups the bill's text would affect if enacted, as described in the record. Being affected is not a position for or against it.

Directly affected

Offenders under nineteen years of age

Individuals under nineteen years of age at the time of an offense are subject to modified sentencing guidelines, eligibility for specialized mitigating factors, and structured parole review timelines.

Directly affected

Parole board

The parole board is required to receive petitions, conduct hearings, and evaluate specific statutory rehabilitation and maturity factors for individuals under nineteen petitioning for sentence reviews.

Directly affected

Office of the prosecutor

Prosecutors must receive service of sentence review petitions and file written notices of intent when seeking life without parole sentences within specified statutory timeframes.

Key Facts

You don't have to trust us. Each fact below is taken straight from the official document - click any one to see the exact passage, highlighted in the original.

Frequently Asked Questions

What is the primary change introduced by House Bill 1620?
The bill changes the age threshold from eighteen to nineteen years old for individuals convicted of first-degree murder, granting them access to specialized sentencing guidelines, mitigation factors, and parole review petitions.
What must the state do if it intends to seek a sentence of life without parole for a defendant under nineteen years of age?
The state must file and serve a written notice of intent listing statutory within one hundred twenty days of the person's arraignment.

What else do you want to know?

News Coverage

No news coverage found yet. Articles are indexed twice daily.

Where This Stands

Currently in committee. The next step in the legislative lifecycle is Floor Vote.

Procedural history

4 actions
  1. May 15, 2026HouseCommittee
    Referred: Emerging Issues(H)
  2. Jan 8, 2026HouseFloor
    Read Second Time (H)
  3. Jan 7, 2026HouseIntroduced
    Read First Time (H)
  4. Dec 1, 2025HouseIntroduced
    Prefiled (H)

Version history

Only one version on file - nothing to compare yet. As later stages (committee substitute, engrossed, enrolled) are captured, the redline appears here.

View official text →

Lobbying Activity

No state lobbying filings in our records match this bill. Federal lobbying reports (LDA) cover Congress, so they are not listed on state bills.

Full breakdown

Who this bill affects and the strongest case for and against it, written only from the bill’s own text.

Sponsors

Discoveries

1 pattern noticed across the record

Patterns POLISCOPE noticed across the record. These are observations to investigate, not conclusions.

policy shift98% confidence

Expansion of Young Adult Sentencing Protections

The bill broadens statutory protections and review mechanisms previously restricted to juveniles under eighteen to now include individuals under nineteen years of age.

Connected Entities

Joseph Engler, General Assembly, Bruce Sassmann and 1 more
PersonJoseph Engler“Chief Clerk of the House”Map →
OrganizationGeneral Assembly“Body enacting the legislation”Map →
PersonBruce Sassmann“Representative for District 061, introducing HB 1620”Map →
PersonMark Boyko“Representative for District 090, listed as cosponsor”Map →

Sources

Analysis Score

0–100
  • Significance75
    How much this matters to a regular citizen
  • Controversy65
    Intensity of disagreement among stakeholders
  • Entertainment10
    Compellingness for a non-policy-wonk reader
  • Buzz30
    Current news / social attention level

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