Title 18 › Part PART II— - CRIMINAL PROCEDURE › Chapter CHAPTER 228A— - POST-CONVICTION DNA TESTING › § 3600
A person serving a federal prison sentence or on death row can ask the court in writing to order DNA testing of specific evidence. The court must order testing only if the person swears under penalty of perjury that they are actually innocent of the federal crime (or of another offense admitted at sentencing that could reduce the sentence), and the evidence to be tested is tied to that case. The evidence must either not have been DNA-tested before or must be tested with a new, more useful method. The government must have the evidence and a proper chain of custody, and the proposed testing must be reasonable, scientifically sound, and follow accepted forensic practices. The person must give a defense theory that fits the trial record, show that the testing could produce new, important evidence that raises a reasonable doubt about guilt, agree to give a DNA sample, and file the motion on time. There is a presumption the motion is timely if filed within 60 months after the Justice for All Act of 2004 or within 36 months of conviction, whichever is later. That presumption can be rebutted for certain reasons; if not filed within those windows, the court may still allow it for reasons like incompetence, newly discovered DNA, manifest injustice, or other good cause. After a motion, the court must notify the government, give the government time to respond, and require an inventory and preservation of the evidence. The FBI must do the testing unless the court finds another qualified lab will protect the evidence and testing integrity. Testing costs must be paid by the person unless they are indigent, in which case the government pays. For death-penalty cases, testing must finish within 60 days after the government responds, and follow-up steps must happen within 120 days after testing ends. Test results go at the same time to the court, the person, and the government. If testing excludes the person and the profile can be uploaded to the National DNA Index System (NDIS), the court will order that upload and search for matches. If results exclude the person, they may file for a new trial or resentencing, and the court must grant it if the DNA plus all other evidence would, by compelling proof, lead to an acquittal. If results show the person was the DNA source or are inconclusive, relief is denied; the court may assess testing costs, find false claims, refer findings to prison or parole officials, or hold the person in contempt. A person convicted for making false statements in these proceedings faces at least 3 years in prison, consecutive to other terms. Definitions: incompetence — meaning as given in 18 U.S.C. 4241; manifest — unmistakable, clear, or indisputable.
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Crimes and Criminal Procedure — Source: USLM XML via OLRC
Legislative History
Reference
Citation
18 U.S.C. § 3600
Title 18 — Crimes and Criminal Procedure
Last Updated
Apr 6, 2026
Release point: 119-73