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Articles Posted in DUI Case Law

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Court Rejects Defendant’s Claim the Prosecution Failed to Preserve Important Evidence in Recent Arizona DUI Case

Earlier this month, a state appellate court issued an opinion in an Arizona DUI case involving the defendant’s claim that the prosecution failed to preserve evidence that would have shown police violated his rights. However, ultimately, the court concluded that the video, at best, could provide “potentially useful” evidence, but…

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Court Rejects Defendant’s Claims of Prosecutorial Misconduct in Recent Arizona DUI Case

The role of an Arizona DUI defense attorney is to defend his or her client at every step of the case. Initially, this means conducting a thorough investigation into the case, diligently reviewing the state’s evidence, and creating a compelling defense. Once the trial starts, however, a defense attorney’s role…

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Arizona Finds Witness Statements Were Improperly Admitted, but Affirms Defendant’s DUI Conviction

Last month, a state appellate court issued a written opinion in an Arizona drunk driving case, discussing the defendant’s challenges to certain statements admitted at trial. Ultimately, the court held that, while the statements should not have been admitted, the defendant failed to show that admission of the statements constituted…

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When Is Someone “Operating” a Vehicle Under Arizona DUI Law?

One of the elements that the prosecution must prove in an Arizona DUI charge is that the driver was in actual physical control of a vehicle. If the prosecution cannot establish this fact, then the defendant must be found not guilty. However, courts define “actual physical control” quite broadly, as…

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Arizona Court Affirms DUI Conviction Over Defendant’s Challenge to Officer’s Decision to Remove Him from the Vehicle

Earlier this month, a state appellate court issued a written opinion in an Arizona DUI case discussing whether the arresting police officer was justified in removing the defendant from the vehicle to perform several field sobriety tests. Ultimately, the court rejected the defendant’s challenges to the traffic stop and affirmed…

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Court Discusses the “Operation” Element of an Arizona DUI Offense in Recent Opinion

Before someone can be found guilty of a crime, the prosecution must prove each element of the offense beyond a reasonable doubt. When it comes to Arizona DUI charges, the prosecution must show not only that the driver was intoxicated, but also that they were in “actual physical control” of…

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What Is Retrograde Extrapolation in an Arizona DUI Case?

When someone consumes alcohol, their blood-alcohol content (BAC) will increase over time, before it starts to decrease as the alcohol dissipates from their blood. For many Arizona DUI offenses, the prosecution must prove that the defendant’s blood was above the legal limit. Thus, police officers will often try to take…

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Can Arizona Law Enforcement Force a Motorist to Take a Blood Test?

Seeing the red and blue lights of a police cruiser in the rear-view mirror is among the worst fears for many motorists, especially those who have had a few drinks. Part of what makes getting pulled over for an Arizona DUI so nerve-wracking is the knowledge gap between police officers…

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Can Arizona Police Use Blood Drawn for Medical Purposes to Check for Drugs or Alcohol?

The admissibility of blood-test evidence is currently a hot topic in DUI law, with the United States Supreme Court deciding three cases on the subject in the past few years. Often, the issue that comes up in these cases is whether the police officers were able to legally obtain a…

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