Respondent was arrested by Phoenix police during a routine traffic stop when a patrol cars computer indicated that there was an outstanding misdemeanor warrant for his arrest. A subsequent search of his car revealed a bag of marijuana, and he was charged with possession. Respondent moved to suppress the marijuana as the fruit of an unlawful arrest, since the misdemeanor warrant had been quashed before his arrest. The trial court granted the motion, but the Court of Appeals reversed on the ground that the exclusionary rules purpose would not be served by excluding evidence obtained because of an error by employees not directly associated with the arresting officers or their police department. In reversing, the Arizona Supreme Court rejected the distinction between clerical errors committed by law enforcement personnel and similar mistakes by court employees and predicted that the exclusionary rules application would serve to improve the efficiency of criminal justice system recordkeepers.

Held:

1. This Court had jurisdiction to review the State Supreme C