Aguilar v. Texas
E522192
Aguilar v. Texas is a 1964 U.S. Supreme Court decision that established a two-pronged test for evaluating the sufficiency of informants’ tips in supporting probable cause for search warrants.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Aguilar v. Texas canonical | 1 |
Statements (43)
| Predicate | Object |
|---|---|
| instanceOf |
United States Supreme Court case
ⓘ
criminal procedure case ⓘ |
| areaOfLaw |
criminal law
ⓘ
criminal procedure ⓘ search and seizure ⓘ |
| basisOfKnowledgeProngDescription | Requires facts showing the underlying circumstances from which the informant concluded that evidence of a crime would be found in a particular place. ⓘ |
| category |
United States Supreme Court cases of 1964
ⓘ
United States Supreme Court cases on the Fourth Amendment ⓘ |
| citation | 378 U.S. 108 ⓘ |
| constitutionalProvision | Fourth Amendment to the United States Constitution NERFINISHED ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| court | Supreme Court of the United States ⓘ |
| decisionDate | 1964 ⓘ |
| effect |
Imposed specific requirements on magistrates evaluating affidavits based on informant tips.
ⓘ
Limited the use of conclusory statements in affidavits supporting search warrants. ⓘ |
| establishedTest | Aguilar two-pronged test NERFINISHED ⓘ |
| holding |
An affidavit must provide underlying circumstances showing how the informant obtained the information and why the officer believed the informant was credible or the information reliable.
ⓘ
The affidavit based on an unnamed informant’s tip was insufficient to establish probable cause for a search warrant under the Fourth Amendment. ⓘ |
| influenceOnLaterCase | The Aguilar two-pronged test was refined and replaced by the totality-of-the-circumstances test in Illinois v. Gates. ⓘ |
| jurisdiction |
United States of America
ⓘ
surface form:
United States
|
| languageOfDecision | English ⓘ |
| legalDoctrine | two-pronged test for informant tips ⓘ |
| legalIssue |
probable cause for issuance of a search warrant
ⓘ
use of informant tips to establish probable cause ⓘ |
| page | 108 ⓘ |
| party |
Aguilar
NERFINISHED
ⓘ
State of Texas NERFINISHED ⓘ |
| precedentStatus | partially superseded by Illinois v. Gates with respect to the rigid application of the two-pronged test. ⓘ |
| relatedCase |
Illinois v. Gates
NERFINISHED
ⓘ
Spinelli v. United States NERFINISHED ⓘ |
| reporter | United States Reports ⓘ |
| standardOfReview | probable cause for search warrant ⓘ |
| stateParty | Texas NERFINISHED ⓘ |
| subjectMatter |
judicial review of warrant applications
ⓘ
police use of confidential informants ⓘ |
| testProng |
basis-of-knowledge prong
ⓘ
veracity prong ⓘ |
| timePeriod | Warren Court era NERFINISHED ⓘ |
| topic |
informant reliability
ⓘ
probable cause standard ⓘ search warrant affidavits ⓘ |
| veracityProngDescription | Requires facts showing the underlying circumstances from which the officer concluded that the informant was credible or the information was reliable. ⓘ |
| volume | 378 ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.