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Bill

HB 1661

Modifies provisions relating to the rights of unborn children

2026 Regular Session Introduced by Hardy Billington and 1 co-sponsor

Missouri would recognize unborn children as having rights to life, health, and well-being, equal to other persons under state law, while not creating a new action against mothers.

Referred: Emerging Issues(H)
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Bill Summary · HB 1661

Overview

House Bill 1661 (2026) from Missouri would modify the state’s legal framework regarding unborn children by elevating their status to have protectable rights in life, health, and well-being, and by aligning their rights with those of other persons under state law, subject to the U.S. Constitution and Supreme Court interpretations. The bill also clarifies that this recognition does not create a cause of action against a woman for indirect harm to her unborn child through her own care or prenatal decisions.

Main purpose and intent

  • Recognize unborn children as full beneficiaries of Missouri law, with rights, privileges, immunities, and protections comparable to those enjoyed by born persons.
  • Officially state that the life of each human being begins at conception and that unborn children have protectable interests.
  • Ensure interpretation of state law from January 1, 1988 onward acknowledges these rights for unborn children at every stage of development, within constitutional and existing statutory constraints.

Key provisions and changes

  • Section 1.205 is repealed and replaced with a new provision that:
    1) Establishes that life begins at conception and unborn children have protectable interests in life, health, and well-being, and are entitled to the same rights and protections as other human persons under Missouri law.
    2) Directs that, effective January 1, 1988, Missouri law should be interpreted to acknowledge, on behalf of unborn children at every developmental stage, all rights available to other persons, subject to the U.S. Constitution and Supreme Court interpretations, and any specific contrary provisions in Missouri law.
    3) Defines “unborn children” or “unborn child” to include all unborn offspring from conception until birth, at every biological development stage.
    4) Clarifies that nothing in the section creates a cause of action against a woman for indirectly harming her unborn child by failing to care for herself or to follow prenatal care programs.

  • The bill’s text emphasizes that the unborn child’s rights are recognized within the constraints of constitutional law and existing Missouri statutes.

Who or what would be affected

  • Unborn children: Recognized as holders of rights comparable to those of born persons, with protections in life, health, and well-being.
  • Natural parents: Acknowledged as having protectable interests in the life and well-being of their unborn child.
  • State courts and agencies: Directed to interpret and apply state law to recognize unborn rights in accordance with the new framework, while considering constitutional constraints.
  • Women and prenatal care context: The bill explicitly states that it does not create a new cause of action against a woman for indirect harm related to prenatal care, clarifying the scope and limiting potential liability.

Procedural and timeline aspects

  • Introduced in the 2026 Regular Session by Representative Seitz (co-sponsored by Brian Seitz and Hardy Billington).
  • Referred to Emerging Issues (H) as of May 15, 2026.
  • Previous readings occurred in January 2026; prefilled in December 2025.
  • The effective framework retroactively references interpretations dating from January 1, 1988 for the purposes of recognizing unborn rights.

Additional notes

  • The bill is described as similar to HB 111 from 2025.
  • The language emphasizes alignment with the U.S. Constitution and Supreme Court interpretations, indicating that ongoing and future judicial developments will influence how these unborn-right provisions are applied.

Compiled from official sources — confirm details with the bill’s official record.

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