The mere flight of a person suspected of a minor crime, without more, does not allow police officers to enter homes without warrants, the court said.
Newly disclosed episodes in which analysts improperly searched for data about Americans largely came before changes at the bureau.
In a sharp exchange, dissenting conservatives suggested that Chief Justice Roberts warped the law in response to public sentiment.
The court has said that the police need no warrants to enter the homes of fleeing felons. Does that exception also apply to people suspected of minor crimes?
The disclosure comes amid growing legislative scrutiny of how the government uses commercially available location records.
The justices will hear arguments in October over whether excessive force claims against the police are barred when the people they shoot get away.
An appellate court will decide whether video evidence is admissible in the case against the New England Patriots owner. It was thrown out by a court in Palm Beach County, Fla., in May 2019.