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Probable cause

 

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Probable cause



 
 
In United States
United States

The United States of America is a Federal government constitutional republic comprising U.S. state and a federal district. The country is situated mostly in central North America, where its Contiguous United States and Washington, D.C., the Capital districts and territories, lie between the Pacific Ocean and Atlantic Oceans, Borders of the U...
 criminal law
Criminal law

The term criminal law, sometimes called penal law, refers to any of various bodies of rules in different jurisdictions whose common characteristic is the potential for unique and often severe impositions as punishment for failure to comply....
, probable cause refers to the standard by which a police officer has the right to make an arrest, conduct a personal or property search, or to obtain a warrant for arrest. It is also used to refer to the standard to which a grand jury believes that a crime has been committed. This term comes from the Fourth Amendment
Fourth Amendment to the United States Constitution

The Fourth Amendment to the United States Constitution is the part of the United States Bill of Rights which guards against unreasonable search and seizure....
 of the United States Constitution
United States Constitution

The Constitution of the United States of America is the supreme law of the United States. It is the foundation and source of the legal authority underlying the existence of the United States of America; the Federal Government of the United States; and all the State & local governments and Territorial Administrative bodies contained therein....
:
The right of the people to be secure in their persons, houses, papers, and effects, against unreasonable searches and seizures, shall not be violated, and no Warrants shall issue, but upon probable cause, supported by Oath or affirmation, and particularly describing the place to be searched, and the persons or things to be seized.


most well-known definition of probable cause is "a reasonable belief that a person has committed a crime
Crime

Societies define Crime as the breach of one or more rules or laws for which some Government or force may ultimately prescribe a punishment.The word crime originates from the Latin crimen , from the Latin root cerno and Greek ????? = "I judge"....
".






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Encyclopedia


In United States
United States

The United States of America is a Federal government constitutional republic comprising U.S. state and a federal district. The country is situated mostly in central North America, where its Contiguous United States and Washington, D.C., the Capital districts and territories, lie between the Pacific Ocean and Atlantic Oceans, Borders of the U...
 criminal law
Criminal law

The term criminal law, sometimes called penal law, refers to any of various bodies of rules in different jurisdictions whose common characteristic is the potential for unique and often severe impositions as punishment for failure to comply....
, probable cause refers to the standard by which a police officer has the right to make an arrest, conduct a personal or property search, or to obtain a warrant for arrest. It is also used to refer to the standard to which a grand jury believes that a crime has been committed. This term comes from the Fourth Amendment
Fourth Amendment to the United States Constitution

The Fourth Amendment to the United States Constitution is the part of the United States Bill of Rights which guards against unreasonable search and seizure....
 of the United States Constitution
United States Constitution

The Constitution of the United States of America is the supreme law of the United States. It is the foundation and source of the legal authority underlying the existence of the United States of America; the Federal Government of the United States; and all the State & local governments and Territorial Administrative bodies contained therein....
:
The right of the people to be secure in their persons, houses, papers, and effects, against unreasonable searches and seizures, shall not be violated, and no Warrants shall issue, but upon probable cause, supported by Oath or affirmation, and particularly describing the place to be searched, and the persons or things to be seized.


Definitions

The most well-known definition of probable cause is "a reasonable belief that a person has committed a crime
Crime

Societies define Crime as the breach of one or more rules or laws for which some Government or force may ultimately prescribe a punishment.The word crime originates from the Latin crimen , from the Latin root cerno and Greek ????? = "I judge"....
". Another common definition is "a reasonable amount of suspicion, supported by circumstances sufficiently strong to justify a prudent and cautious person's
Reasonable person

The reasonable person is a legal fiction of the common law representing an objective standard against which any individual's conduct can be measured....
 belief that certain facts are probably
Probability

Probability, or wikt:chance, is a way of expressing knowledge or belief that an Event will occur or has occurred. In mathematics the concept has been given an exact meaning in probability theory, that is used extensively in such areas of study as mathematics, statistics, finance, gambling, science, and philosophy to draw conclusions about t...
 true".

In the context of warrants, the Oxford Companion to American Law defines probable cause as "information sufficient to warrant a prudent person's belief that the wanted individual had committed a crime (for an arrest warrant) or that evidence of a crime or contraband would be found in a search (for a search warrant)". "Probable cause" is a stronger standard of evidence than a reasonable suspicion
Reasonable suspicion

Reasonable suspicion is a legal standard in Law of the United States that a person has been, is, or is about to be engaged in criminal activity based on specific and articulable facts and inferences....
, but weaker than what is required to secure a criminal conviction. Even hearsay
Hearsay

Not to be confused with heresy.Hearsay literally means information gathered by the first person from a second person concerning some event, condition, or thing of which the first person had no direct experience....
 can supply probable cause if it is from a reliable source or supported by other evidence, according to the Aguilar-Spinelli test
Aguilar-Spinelli test

The Aguilar-Spinelli test was a judicial guideline set down by the Supreme Court of the United States for evaluating the validity of a search warrant based on information provided by a confidential informant or an anonymous tip....
.

Accident investigation

The term is used in accident investigation to describe the conclusions reached by the investigating body as to the factor or factors which caused the accident. This is primarily seen in reports on aircraft accidents, but the term is used for the conclusion of diverse types of transportation accidents investigated in the United States by the National Transportation Safety Board
National Transportation Safety Board

The National Transportation Safety Board is an Independent agencies of the United States government responsible for civil transportation accident investigation....
 or its predecessor, the Civil Aeronautics Board.

Related cases

The Supreme Court
Supreme Court of the United States

The Supreme Court of the United States is the highest judicial body in the United States, and leads the federal United States federal courts. It consists of the Chief Justice of the United States and eight Associate Justice of the Supreme Court of the United States, who are nominated by the President of the United States and confirmed with th...
 decision Illinois v. Gates
Illinois v. Gates

'Illinois v. Gates', , is a Fourth Amendment to the United States Constitution case. Gates overruled Aguilar v. Texas, and Spinelli v....
 (1983) lowered the threshold of probable cause by ruling that a "substantial chance" or "fair probability" of criminal activity could establish probable cause. A better-than-even chance is not required.

The decision in Terry v. Ohio
Terry v. Ohio

Terry v. Ohio, Case citation , was a decision by the Supreme Court of the United States which held that the Fourth Amendment to the United States Constitution prohibition on unreasonable searches and seizures is not violated when a police officer stops a suspect on the street and searches him without probable cause to arrest, if the polic...
 (1968) established that "stop and frisks" (seizures) may be made under reasonable suspicion
Reasonable suspicion

Reasonable suspicion is a legal standard in Law of the United States that a person has been, is, or is about to be engaged in criminal activity based on specific and articulable facts and inferences....
 if the officer believes a crime has been committed, is, or soon will be committed with a weapon concealed on such person.

In United States v. Matlock
United States v. Matlock

United States v. Matlock, 415 U.S. 164 was a Supreme Court of the United States case in which the Court which ruled that the Fourth Amendment to the United States Constitution prohibition on unreasonable searches and seizures was not violated when the police obtained voluntary consent from a third party who possessed common authority ove...
, 415 U. S. 164
Case citation

Case citation is the system used in many countries to identify the decisions in past court cases, either in special series of books called Reporter s or law reports, or in a 'neutral' form which will identify a decision wherever it was reported....
 (1974), the Court announced the "co-occupant consent rule" which permits one resident to consent in the co-occupant's absence. The case established that an officer who makes a search with a reasonable belief that the search was consented to by a resident does not have to provide a probable cause for the search. However, in Georgia v. Randolph
Georgia v. Randolph

Georgia v. Randolph, Case citation , is a case in which the Supreme Court of the United States held that police without a search warrant could not constitutionally search a house in which one resident Consent searches while another resident objects....
, 126 S. Ct. 1515 (2006) the Supreme Court ruled, when officers are presented with a situation wherein two parties, each having authority to grant consent to search premises they share, but one objects over the other's consent, the officers must adhere to the wishes of the non-consenting party.

New Jersey v. T. L. O.
New Jersey v. T. L. O.

New Jersey v. T. L. O., Case citation was a case appealed to the Supreme Court of the United States in 1984, involving the search of a high school student for contraband after she was caught smoking....
 (1985) set a special precedent for searches of students at school. The Court ruled that school officials act as state officers when conducting searches, and do not require probable cause to search students' belongings, only reasonable suspicion
Reasonable suspicion

Reasonable suspicion is a legal standard in Law of the United States that a person has been, is, or is about to be engaged in criminal activity based on specific and articulable facts and inferences....
.

Probable cause hearings

In the various states of the United States, a probable cause hearing is the preliminary hearing
Hearing (law)

In law, a hearing is a proceeding before a court or other decision-making body or officer, such as a government agency.A hearing is generally distinguished from a trial in that it is usually shorter and often less formal....
 typically taking place after arraignment
Arraignment

Arraignment is a formal reading of a crime complaint in the presence of the defendant to inform him of the charges against him. In response to arraignment, the accused is expected to enter a plea....
 and before a serious crime goes to trial
Trial (law)

In law, a trial is an event in which parties come together to a dispute present information in a formal setting, usually a court, before a judge, jury, or other designated finder of fact, in order to achieve a resolution to their dispute....
. The judge
Judge

A judge, or arbiter of justice, is a lead official who presides over a court of law,which is operated by the local, state, and/or federal government....
 is presented with the basis of the prosecution's case, and the defendant
Defendant

A defendant or defender is any party who is required to answer the complaint of a plaintiff or pursuer in a civil lawsuit before a court, or any party who has been formally indictment or accused of violating a crime statute....
 is afforded full right of cross-examination
Cross-examination

In law, cross-examination is the interrogation of a witness called by one's opponent. It is preceded by direct examination and may be followed by a Redirect examination ....
 and the right to be represented by legal counsel
Lawyer

A lawyer, according to Black's Law Dictionary, is "a person learned in the law; as an Attorney at law, counsel or solicitor; a person licensed to practice fraud." Law is the system of rules of conduct established by the sovereign government of a society to correct wrongs, maintain stability, and deliver justice....
. If the prosecution cannot make a case of probable cause, the court must dismiss the case against the accused.

See also

  • Civil rights
    Civil rights

    Civil and political rights are a class of rights ensuring things such as the protection of peoples' physical integrity; procedural fairness in law; protection from discrimination based on sexism, religious intolerance, Racism, Homophobia, etc; individual freedom of freedom of belief, freedom of speech, freedom of association, and freedom...
  • Rights


External links

  • The Lawful Arrest FAQ entry on probable cause
  • from Flexyourrights.org