Fourth Amendment Search Warrant

The Fourth Amendment to the United States Constitution protects citizens from unreasonable searches and seizures and provides that warrants may only be granted upon findings of probable cause. The Fourth... more +
The Fourth Amendment to the United States Constitution protects citizens from unreasonable searches and seizures and provides that warrants may only be granted upon findings of probable cause. The Fourth Amendment applies to the States via the Due Process Clause of the Fourteenth Amendment.  Important areas of Fourth Amendment jurisprudence flow from questions surrounding the definitions of "search" and "seizure," the applicability of the Amendment to so-called "stop and frisk" situations, the level of control that must be exerted by law enforcement before an individual is deemed "seized," and the "exclusionary rule," just to name a few.    less -
News & Analysis as of

U.S. Supreme Court: Warrant Generally Required to Search Information on a Cell Phone, Even Incident to Arrest

The United States Supreme Court has ruled that police officers must generally secure a warrant before searching through the contents of a cell phone of a person they arrest. This decision will have important implications for...more

Supreme Court to Protect Information on Cell Phones

The digital age has created a world in which over-sharing is the norm and electronic devices are capable of storing significant amounts of one’s personal information. However, in an important step to protect the privacy of...more

United States Supreme Court: Warrants are required to search digital data on seized cell phones

On June 25, 2014, in Riley v. California, a unanimous United States Supreme Court held that the Fourth Amendment requires that police obtain a warrant prior to searching the digital data found on an arrested suspect’s cell...more

U.S. Supreme Court’s Decision Raises Questions About Cell Phone Searches in Schools

The long-standing test for searching students at school requires that the search must be based on a “reasonable suspicion” that the student violated a school rule or law. A recent criminal decision from the United States...more

Supreme Court Prohibits Warrantless Mobile Phone Searches, Underscores Individual Right to Privacy

The Supreme Court of the United States released a unanimous decision last week barring law enforcement from searching the mobile phones of individuals placed under arrest without first obtaining a search warrant or the...more

Supreme Court Rules That Police May Not Search Cell Phones Without A Warrant

One of the fundamental liberties protected by the Bill of Rights is freedom from unreasonable searches. The Fourth Amendment reflects the concern that “We the People” should not be subjected to intrusive searches of our...more

In Riley v. California, Supreme Court Rules Police Must Obtain Warrant before Searching Cell Phones

In a unanimous decision issued last week, the Supreme Court ruled that police cannot search the cell phones of arrested individuals without a warrant. In reaching its decision, the Court recognized that there is an immense...more

A Victory for Personal Information Privacy

In a stunning victory for Fourth Amendment rights and personal information privacy generally, the United States Supreme Court in Riley v California has held that police may not search an arrestee’s cell phone without a...more

U.S. Supreme Court: Police Must Obtain Warrant Before Searching Cell Phones

In a decision that changes the way law enforcement officers collect electronic information, the U.S. Supreme Court ruled in Riley v. California, 573 U.S. ___ (2014), that officers may not search a cell phone incident to a...more

Landmark Supreme Court Ruling Protects Cell Phones from Warrantless Searches

On June 25, 2014, the Supreme Court unanimously ruled that police must first obtain a warrant before searching the cell phones of arrested individuals, except in “exigent circumstances.” Chief Justice John Roberts authored...more

Privacy & Data Security Update: Supreme Court Rules that Warrants are Required for Cell Phone Searches

On June 25th, the Supreme Court brought the Fourth Amendment into the digital age with its ruling in Riley v. California. The case presented the question of whether a warrant was required in order for law enforcement to...more

Supreme Court Decides Riley v. California and United States v. Wurie

On June 25, 2014, the Supreme Court of the United States decided Riley v. California, No. 13-132, and United States v. Wurie, No. 13-212, holding that police must generally obtain a warrant before searching a cell phone...more

U.S. Supreme Court Cell Phone Privacy Decision Deserves Employer Attention

In a unanimous decision, the U.S. Supreme Court ruled this week in Riley v. California that police generally may not conduct a warrantless search of digital data stored on the cell phone of someone who has been arrested. The...more

Litigation Alert: Supreme Court Defends Expectation of Privacy In Cell Phone Data

The Supreme Court, in a unanimous decision, limited the ability of law enforcement to search cell phones while making arrests, requiring police to obtain a search warrant before examining the data contained in an arrestee’s...more

Supreme Court Relies on Reed Smith Brief in Cell Phone Search Cases

The Supreme Court decided Riley v. California and United States v. Wurie yesterday, June 25, and unanimously held that the search incident to arrest doctrine does not allow law enforcement officers to search data on cell...more

Court: Police Need Warrant to Search Phone. But Guess What? They Get to Keep Your Phone While They Get One.

Will cops still get access to cell phone data post arrest? You bet. Today’s Supreme Court decision just means they need to get permission from a judge before they start searching who you have been texting. And odds are very...more

BB&K Police Bulletin: Officers Must Obtain Warrant to Access Data on Arrestee's Mobile Phone Device

Overview: Today, the U.S. Supreme Court held that police officers may not search digital information on a mobile phone device seized from a person who has been arrested without a warrant. In Riley v. California and U.S. v....more

U.S. v. Ganias: Second Circuit Limits Government’s Ability to Use Electronic Material Seized Beyond Scope of Warrant for Different...

In a recent decision that provides important guidance in the developing law related to government seizure of electronic records in criminal investigations, on June 17, 2014, the United States Court of Appeals for the Second...more

Supreme Court Unanimously Rules That Police Officers Cannot Search the Contents of Cell Phones Incident to Arrest Without...

In Riley v. California, the United States Supreme Court unanimously held that the Fourth Amendment prohibits police officers from searching through the data on an arrested suspect's cell phone as an "incident to the arrest"...more

Legal Updates for Government Entities Covering March and April 2014

The Gallaghers sued TUSD and a TUSD school employee, Michael Corum, alleging that Corum sexually abused and/or exploited their developmentally challenged daughter at a TUSD school. The Gallaghers claimed that TUSD was...more

SDNY Significantly Broadens Reach of Warrants under the Stored Communications Act: Forces Microsoft to Produce Customer Email on...

Last Friday, in the Southern District of New York, U.S. Magistrate Judge James C. Francis IV compelled extensive production of the contents of an unnamed user’s email account stored on a Microsoft server located in Dublin,...more

Microsoft Mail and the 4th Amendment: Do Any of Us Seriously Think We Have a Right Not to Have Email Seized as Possible Evidence?

A perspective on the recent Fourth Amendment and privacy considerations raised by Judge James C. Francis' recent Memorandum and Order: 'In The Matter Of A Warrant To Search A Certain E-Mail Account Controlled And Maintained...more

Give Me Back My Books and Records: Application of Rule 41(g) in Response to Federal Search Warrants

In the past decade, federal law enforcement has been more aggressive in white collar investigations in utilizing search warrants, as opposed to subpoenas, to seize a company’s books and records. The statute of limitations...more

Warrant Required To Place GPS Tracking Device On Car

GPS technology can help you find your way home, but can police use it to track your car without a warrant? That’s the question the U.S. Supreme Court addressed earlier this year in United States v. Jones....more

Magistrate’s Issuance of Warrant Demonstrates that Officers’ Actions are “Objectively Reasonable” and Thus Entitled to Qualified...

A man brought a lawsuit against police officers alleging violations of his Fourth Amendment rights. The officers conducted searches of his car, home, and workplace in connection with allegations that he disseminated indecent...more

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