---
title: "Franks v. Delaware"
citation: "Franks v. Delaware, 438 U.S. 154 (1978)"
authority_id: "AUTH-SCOTUS-FRANKS-438-US-154"
authority_type: "case"
jurisdiction: "federal_nationwide"
precedential_status: "binding"
official_url: "https://www.govinfo.gov/content/pkg/USREPORTS-438/pdf/USREPORTS-438-154.pdf"
url: "https://jason93.com/legal/federal-process/authorities/AUTH-SCOTUS-FRANKS-438-US-154/"
legal_review: "2026-08-25"
links_checked: "2026-10-15"
links_available: 1
links_checked_count: 1
license: "CC BY 4.0"
---

# Franks v. Delaware

## Holding used

Threshold, proof, materiality, hearing, and suppression rules for specified deliberate or reckless warrant-affidavit falsehoods.

## Material limitation

Omissions, informant statements, extensions beyond the original holding, and record applications require controlling law.

## Official source and pinpoints

438 U.S. 154, 155–56, 170–72 (1978): <https://www.govinfo.gov/content/pkg/USREPORTS-438/pdf/USREPORTS-438-154.pdf>


## Used in

- [Suppression, Severance, and Pretrial Evidentiary Motions](https://jason93.com/legal/federal-process/modules/20-pretrial/suppression-severance-and-pretrial-motions.md)