Missouri v. McNeely
E390989
Missouri v. McNeely is a 2013 U.S. Supreme Court case that held the Fourth Amendment generally requires a warrant for nonconsensual blood draws in drunk-driving investigations, rejecting a per se rule based on the natural dissipation of alcohol in the bloodstream.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Missouri v. McNeely canonical | 2 |
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
Fourth Amendment case
ⓘ
United States Supreme Court case ⓘ drunk driving case ⓘ search and seizure case ⓘ |
| citation |
133 S. Ct. 1552
ⓘ
185 L. Ed. 2d 696 ⓘ 569 U.S. 141 ⓘ |
| clarifies | Schmerber v. California ⓘ |
| concurrenceBy |
Anthony M. Kennedy
ⓘ
Elena Kagan ⓘ Ruth Bader Ginsburg ⓘ Samuel A. Alito Jr. ⓘ |
| constitutionalProvisionInterpreted |
Fourth Amendment to the United States Constitution
ⓘ
surface form:
U.S. Const. amend. IV
|
| court | Supreme Court of the United States ⓘ |
| decisionDate | 2013-04-17 ⓘ |
| decisionType | plurality decision ⓘ |
| dissentBy |
Clarence Thomas
ⓘ
John G. Roberts Jr. ⓘ Samuel A. Alito Jr. ⓘ Stephen G. Breyer ⓘ |
| docketNumber | 11-1425 ⓘ |
| holding |
In drunk-driving investigations, the Fourth Amendment generally requires a warrant before a nonconsensual blood test may be administered.
ⓘ
The natural dissipation of alcohol in the bloodstream does not constitute a per se exigency justifying a warrantless blood draw in drunk-driving investigations. ⓘ |
| impact | limited police authority to conduct warrantless blood draws in DUI cases ⓘ |
| joinedByInMajority |
Antonin Scalia
ⓘ
Elena Kagan ⓘ Ruth Bader Ginsburg ⓘ |
| jurisdiction |
United States of America
ⓘ
surface form:
United States
|
| legalIssue |
Fourth Amendment to the United States Constitution
ⓘ
surface form:
Fourth Amendment
exigent circumstances ⓘ nonconsensual blood draw ⓘ warrant requirement ⓘ |
| majorityOpinionBy | Sonia Sotomayor ⓘ |
| originatingCourt | Missouri state court ⓘ |
| overrules | per se exigency rule based solely on alcohol dissipation ⓘ |
| petitioner |
Missouri
ⓘ
surface form:
State of Missouri
|
| pluralityOpinionBy | Sonia Sotomayor ⓘ |
| relatedTo | Schmerber v. California ⓘ |
| respondent | Tyler G. McNeely ⓘ |
| rule | Exigency for warrantless blood draws must be determined case by case under the totality of the circumstances. ⓘ |
| subjectMatter |
driving while intoxicated
ⓘ
warrantless searches ⓘ |
| subsequentCitation |
Birchfield v. North Dakota
ⓘ
Navarette v. California ⓘ |
| term | October Term 2012 ⓘ |
| yearDecided | 2013 ⓘ |
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.