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HB 3519

Relating to a prohibition against the cultivation of castor beans; creating a criminal offense.

89th Legislature (2025) Introduced by A.J. Louderback

Texas would criminalize castor bean cultivation to prevent access to ricin, a toxic biological agent, though the bill may conflict with legitimate agricultural and industrial uses of castor oil.

Referred to Agriculture & Livestock
#agriculture(i0020) #crimes--miscellaneous(i0200) #criminalprocedure--general(i0208) #hazardoussubstances(s0338)
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Bill Summary · HB 3519

Legislative bill overview

HB 3519 would prohibit the cultivation of castor beans in Texas and establish criminal penalties for violations. Castor beans are the source of ricin, a highly toxic protein that can be weaponized, making this a public safety measure targeting potential bioterrorism precursors.

Why is this important

Ricin has been used in criminal cases and is classified as a biological weapons threat by federal authorities. By restricting castor bean cultivation at the state level, Texas would eliminate a domestic source of this dangerous substance, though castor oil production and legitimate agricultural uses would need to be addressed.

Potential points of contention

  • Agricultural impact: Castor beans have legitimate commercial uses (castor oil for lubricants, cosmetics, pharmaceuticals); the bill may harm lawful businesses or require exemptions for licensed producers
  • Enforceability and scope: Defining what constitutes "cultivation" and how the state would detect or prosecute violations raises practical questions about resources and scope creep
  • Federal preemption: Ricin and biological weapons are heavily regulated federally; unclear whether state-level cultivation bans complement or conflict with existing federal restrictions on possession and weaponization

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

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