Probable Cause
CPCJ.FERD.16.3.3
14. The cases of Aguilar v. Texas (1964) and Spinelli v. United States (1969) established a process for evaluating probable
cause based on informant information. According to this test, the informant _____.
need not be judged as credible
must have a “sufficient basis” for the knowledge
must have personally perceived the information
Probable Cause
CPCJ.FERD.16.3.3
15. Following the decision in Illinois v. Gates (1983), _____.
all states and the federal government have adopted the totality of circumstances approach
all states adopted totality of circumstances, but the federal government retained the Aguilar-Spinelli criteria
the totality of circumstances approach was subsequently overruled
some states rejected the Gates decision and retained the Aguilar-Spinelli criteria on the basis of their own state
constitutions
d
Probable Cause
CPCJ.FERD.16.3.3
16. A citizen contacts the local police department and alleges that a particular person is dealing drugs out of his home. The
citizen states that (s)he thought the police should know, but that (s)he does not “want to get involved by giving my name.”
What information would the officer need to state in the affidavit to satisfy the first prong of Aguilar-Spinelli (basis of
knowledge)?
The name of the high school student that purchased the drugs.
How, when, and where the informant obtained the information.
How, when, and where the drug dealer obtained the drugs that were sold.
The reasons to believe that the informant was providing truthful information.
b
Probable Cause
CPCJ.FERD.16.3.4
17. Based on the Aguilar-Spinelli criteria, in order to establish probable cause in a situation where informant information
is secondhand, the affidavit must _____.
show how the third person knows the information furnished to the informant
show how the third person knows the information furnished to the informant and why the information from the
informant is credible or reliable
show how the third person knows the information furnished to the informant and why the information, from
both the informant and the 3rd party, is credible or reliable
show how the third person knows the information furnished to the informant; why the information, from both
the informant and the 3rd party, is credible or reliable; and that the information could not be obtained using