S-1890-119
Held at the desk.
Sponsored by John Cornyn (R-TX)
What it does
The Carla Walker Act would create two federal grant programs — one for conducting forensic genetic genealogy (FGG) DNA analysis and one for purchasing related equipment — administered by the Attorney General and available to state, local, and tribal law enforcement agencies, forensic laboratories, prosecutors' offices, and medical examiners. Grants would be limited to cases where standard DNA database (CODIS) searches have already failed to produce a lead. The bill would authorize $5 million per year for each program from fiscal years 2027 through 2031, require the Attorney General to issue regulations within one year, and mandate recipient reporting on case outcomes.
Who benefits
Victims and families of unsolved violent crimes, including cold cases, who may see investigations reopened using genealogical DNA techniques. Families of unidentified human remains who may finally receive identifications. State and local forensic laboratories that would receive funding for advanced sequencing equipment. Law enforcement agencies in under-resourced jurisdictions that currently cannot afford FGG analysis. Genetic genealogy service companies whose platforms would be used in grant-funded investigations. Prosecutors who gain additional investigative tools for cold cases.
Who is hurt
Individuals who have voluntarily submitted DNA to consumer genealogy databases (e.g., 23andMe, GEDmatch) and whose genetic data — and that of their biological relatives — could be searched by law enforcement without their direct knowledge or consent, even under the bill's transparency requirements. Biological relatives of suspects who may be identified and investigated without ever having interacted with law enforcement. Privacy advocates and civil liberties organizations that oppose law enforcement use of consumer genetic databases. Competing forensic technology vendors whose approaches are not compatible with genealogical databases and thus would not qualify for grants.
Supporters argue
Supporters argue that forensic genetic genealogy has already proven its effectiveness — most notably in the 2018 identification of the Golden State Killer after decades of failed conventional investigation — and that this bill extends that capability to under-resourced agencies that cannot currently afford it. They contend the bill includes meaningful safeguards: law enforcement must exhaust CODIS first, cannot arrest based solely on a genealogical match, must identify themselves to genealogy services, and are prohibited from using DNA profiles for medical or psychological profiling. These guardrails, supporters argue, balance investigative power with civil liberties protections.
Opponents argue
Opponents argue that FGG analysis effectively makes every person who has ever submitted DNA to a consumer database — and all of their biological relatives — a potential subject of law enforcement surveillance without a warrant, raising serious concerns under Carpenter v. United States (2018), which held that comprehensive digital records require a warrant. They contend that the bill's transparency requirements (notifying database users that law enforcement may search) are insufficient substitutes for individualized judicial oversight, and that the genetic data of innocent third-party relatives is swept into investigations with no meaningful consent or legal recourse.
Constitutional context
The Fourth Amendment's warrant requirement is the central constitutional question. Carpenter v. United States (2018) held that police must obtain a warrant to access comprehensive digital location records because of their revealing nature; critics argue the same logic applies to genetic data, which is uniquely sensitive and implicates not just the individual but biological relatives. Whether FGG searches of consumer databases — where users have nominally consented to law enforcement access — satisfy or circumvent Carpenter's warrant requirement is an unresolved question that courts have not yet definitively addressed.
Checks and balances
The Executive Branch (Attorney General) gains new grant-making and regulatory authority; checks include congressional appropriations control, mandatory recipient reporting to Congress, a no-preemption clause preserving stricter state laws, and judicial review of any resulting prosecutions under Fourth Amendment standards.
Historical precedent
The DNA Analysis Backlog Elimination Act (2000) and subsequent Debbie Smith Act reauthorizations established federal grant programs for conventional CODIS-based DNA analysis, providing a structural precedent for federally funded forensic DNA grants to state and local agencies.