Crim Pro Flashcards
4th Amendment
right to be free from unreasonable searches and seizures of person and property by the government and agents
4th Amendment Standing
Standing: No standing to assert 4th violation unless D has been seized or had reasonable expectation of privacy with regard to the place searched or the item seized
Seizure occurs when
occurs when officer, by physical force or show of authority, intentionally restrains a person’s freedom of movement
Types: Terry stops, traffic stops, arrests
Test for whether seizure occurred
Whether a RP would feel free to decline request and terminate encounter
Lawful investigatory detention/Terry stops:
lawful when officer has reasonable suspicion, based on articulable facts, to believe that D has/will engage in crime.
Questioning during investigatory detention/Terry stops:
Police may question for a limited period of time. No need for Miranda.
Lawful traffic stop
lawful when officer has reasonable suspicion to stop a car © Checkpoint
Lawful arrest
Lawful when there is a probable cause to believe that the person has committed a crime
Pretext arrest:
as long as probable cause exists, it is irrelevant whether officer stopped the person for other crimes
Validity of arrest warrant
valid if (a) issued by a neutral magistrate;
(b) based on probable cause to believe that the person has committed a particular crime; and
(c) identifies the person and the offense
Can police enter home without an arrest warrant
Without warrant, cannot enter home unless (1) exigent circ’s or (2) consent
Exigent: reasonable belief of danger to the officer or destruction of the evidence. ©© protective sweep, etc.
Warrantless arrest:
Officer can arrest in a public place for
(1) crimes committed in officer’s presence or
(2) if outside the presence, has probable cause to believe person committed a felony.
© cannot arrest for misdemeanor committed outside presence
Search occurs when
occurs when gov conduct violates a reasonable expectation of privacy.
e.g. Homes, hotel room, office, luggage, backyard (curtilage) © open fields, trash cans, abandoned property, streets
Reasonable expectation of privacy for information visually obtained while flying over the residence
No reasonable expectation of privacy. Does not violate privacy
Reasonable expectation of privacy for information obtained by a device
Use of a device/sensing tech that is (a) not available to the general public and (b) capable of detecting lawful activity = violate privacy
Search warrant is valid when
is valid if:
(a) issued by a neutral magistrate
(b) based on probable cause that the item is fruit, instrumentality, or evidence of crime; and
(c) describe with particularity the place and item
Search warrant search can still violate 4th if
- warrant is based on an anonymous tip
- scope exceeded (warrant authorized search for a limited purpose).
Warrantless search exceptions
ESCAPES
Warrantless search exception: Exigent circumstances
“Hot pursuit” of fleeing felon, immediate danger to safety, or destruction of evidence. E.g. Blood sample
© protective sweep
Search incident to lawful arrest:
A lawful arrest permits a contemporaneous search of person and immediate surroundings within reasonable scope. © Cell phone content
Search incident to lawful arrest: scope of search on the streets
person and his wingspan
Search incident to lawful arrest: scope of search at home
person and immediate surrounding area
Search incident to lawful arrest: car passenger compartment
may search car passenger compartment if
(1) arrestee has access at the time of arrest and poses risk to safety or tampering evidence; OR
(2) if it is reasonable that evidence of the offense of the arrest might be found
Warrantless search exception: consent
Must be voluntary,
Officer can obtain consent through deception ©False assertion of warrant
© cannot exceed scope.
Warrantless search exception: consent by 3rd party
Valid if actual/apparent authority
Warrantless search exception: Automobile
can search car if there is probable cause to believe that car contains contraband.
can search areas where one reasonably expects to find contraband. Contemporaneous not required
Warrantless search exception: Plain view
can seize if (a) legally on premises and (b) incriminating nature of the item is immediately apparent
Warrantless search exception: Administrative search
can search if reasonable suspicion
Airports, borders, public school, highly regulated industries, special needs searches, DUI roadblocks
Warrantless search exception: Stop & Frisk
During a lawful stop, officer can can
(a) pat-down (search) for weapons if reasonable belief D is armed and
(b) seize items that by plain feel is weapon/contraband
If initial stop is unlawful, but officer develops basis for a lawful arrest, seized evidence can be used at trial.
Protection of 5th Amendment applies to
(1) natural persons (not corporations),
(2) for testimonial evidence
(3) statements made to the government (no secret informants)
5th Amendment testimonial evidence
Testimonial evidence does not include physical evidence such as a blood or urine sample, Breathalyzer test result, handwriting exemplar, voice sample, or other evidence of physical characteristics.
includes testimony that would lead to other crimes © “use” immunity granted.
5th Amendment right against self-incrimination rule:
Statements made to the government as a result of custodial interrogation are inadmissible unless they are accompanied by procedural safeguards
Once a custodial interrogation begins, anything D says is inadmissible UNTIL D gets Miranda warning and D waives those rights
5th Amendment: Custodial
arrested or a reasonable person feels not free to leave
© Prisoner is not “in custody” if free to return to cell
5th Amendment: Interrogation
Police asks questions or engages in words or conduct that he knows or should know will elicit incriminating response
Exception to Miranda requirement:
(1) public safety at risk (e.g. suspect about bomb whereabouts).
(2) routine booking questions.
(3) police can use secret informant
Waiver of Miranda rights
can be given after Miranda is given.
must be knowing and voluntary. Silence insufficient.
© Uncoerced (voluntary) statements after silence: constitutes a waiver
Invocation of Miranda rights
Police must stop questioning if either
(1) D affirmatively invokes the right to silent; or
(2) D affirmatively invokes right to counsel.
© D waives when subsequently initiates contact.
Exclusion of confession/statements: voluntariness factors
Totality of circs—
(1) police conduct © deceit is ok
(2) D characteristics
(3) timing of statement
Exclusion of confession/statements: involuntariness factors
Involuntary if
(1) closely connected to unlawful arrest or
(2) given under a grant of immunity
Admissibility of involuntary statements
never admissible
Admissibility of voluntary statements, but in violation of Miranda
inadmissible as substantive evidence,
but admissible to impeach D