United States: Criminal Law

The Supreme Court ruled 6-3 that police requests for cellphone location data are “searches” under the Fourth Amendment — potentially giving individuals and businesses additional basis to challenge government demands...

Law firm Mayer Brown partners discuss the heightened compliance risks facing multinational companies operating in Brazil following U.S. designations of the PCC criminal organization as a foreign terrorist organization. The designation has created urgent challenges for businesses that may unknowingly have connections to PCC-infiltrated entities, requiring immediate action and robust due diligence to avoid potential violations of federal statutes prohibiting material support to designated terrorist organizati

The Supreme Court's decision in Chatrie v. United States establishes that obtaining cell-phone location data from third-party technology companies constitutes a search under the Fourth Amendment, even when collected briefly and held by a third party. This landmark ruling rejects the third-party doctrine in the context of location data and raises critical questions about government access to other digital records like purchase histories, search logs, and financial transactions. The decision provides defense