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Bill

HB 256

Relating to the Department of Public Safety performing DNA testing of certain individuals crossing the Texas-Mexico border and restrictions on the use of the results of those tests.

89th Legislature (2025) Introduced by Ryan Guillen and 11 co-sponsors

Texas authorizes border DNA testing of certain individuals while restricting result use, balancing security interests against privacy protections and civil liberties concerns.

Committee report sent to Calendars
#aliens(i0032) #blood&medicaltests(s0470) #border(s0045) #dna(s0100) #minors--health&safety(i0533) #publicsafety #departmentof(v0251)
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Bill Summary · HB 256

Legislative bill overview

HB 256 authorizes the Texas Department of Public Safety to conduct DNA testing on certain individuals crossing the Texas-Mexico border and establishes restrictions on how those DNA results can be used. The bill creates a new protocol for border security while simultaneously limiting the scope of applications for the genetic data collected.

Why is this important

DNA testing at borders raises significant questions about national security, criminal justice, and individual privacy rights. The outcomes could affect how Texas coordinates with federal immigration enforcement, what criminal databases are populated, and the privacy protections available to people crossing the border—both citizens and non-citizens.

Potential points of contention

  • Privacy and civil liberties concerns: DNA collection raises Fourth Amendment questions about unreasonable searches, especially if applied broadly to all border crossers rather than targeted populations
  • Scope of use restrictions: The bill's effectiveness depends heavily on how strictly "restrictions on use" are defined and enforced; vague language could allow mission creep into unintended applications
  • Practical implementation costs: DNA testing infrastructure, analysis capacity, and database management require significant resources; unclear whether funding is allocated or who bears costs
  • Coordination with federal agencies: Ambiguity about information-sharing with ICE, FBI, and other federal entities could create unintended consequences despite stated restrictions
  • Disparate impact: Border-specific DNA collection may disproportionately affect certain demographic groups, raising equity concerns

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

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