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Arizona DUI Defense Blog 

Arizona DUI law and defense, vehicular crimes law, and driver's license issues.
Post Frequency: 4.8/day Last Entry: May 14, 2015 at 16:16:47 Recent Entries: 152
By Lawrence Koplow, Esq.
Go to Arizona DUI Defense Blog, find other Criminal Law blogs, or browse all law blogs.
Challenging DUI Breath Testing: The Timing of the Pretest Deprivation Period
Posted on March 26, 2008Arizona law enforcement often uses breath-testing devices to determine the blood-alcohol concentration (BAC) of a person suspected of DUI. The Intoxilyzer 8000 is commonly used in Maricopa County. When a person is suspected of DUI, he is generally requested to blow twice into an Intoxilyzer; this is referred to as “duplicate breath testing...
Challenging DUI Breath Testing: The Timing of the Pretest Deprivation Period
Posted on March 25, 2008Arizona law enforcement often uses breath-testing devices to determine the blood-alcohol concentration (BAC) of a person suspected of DUI. The Intoxilyzer 8000 is commonly used in Maricopa County. When a person is suspected of DUI, he is generally requested to blow twice into an Intoxilyzer; this is referred to as “duplicate breath testing...
Challenging DUI Breath Testing: The Timing of the Pretest Deprivation Period
Posted on March 25, 2008Arizona law enforcement often uses breath-testing devices to determine the blood-alcohol concentration (BAC) of a person suspected of DUI. The Intoxilyzer 8000 is commonly used in Maricopa County. When a person is suspected of DUI, he is generally requested to blow twice into an Intoxilyzer; this is referred to as “duplicate breath testing...
ARIZONA DUI LAWS PROHIBIT IMPAIRED DRIVING, NOT JUST "DRUNK DRIVING."
Posted on March 05, 2008It is commonly believed that “drunk driving” is the reason for a DUI charge. However, DUI stands for “driving under the influence” of alcohol or drugs. Under Arizona law, you do not have to be “drunk” to be convicted of DUI...
Extreme DUI Penalties Enhanced
Posted on January 21, 2008In 2007, Arizona’s State Legislature passed two extreme DUI bills which conflicted with one another. One bill prohibited judges from reducing the extreme DUI minimum 30 day jail sentence, while the other bill permitted judges to reduce the sentence...
If You Thought The New Arizona DUI Laws Were Tough, Wait Until You Hear What Other Drivers Are Doing To DUI Suspects In Scottsdale, Arizona
Posted on January 17, 2008There has been a lot of publicity regarding the new Arizona DUI laws. These new laws have created some of the toughest penalties in the nation. However, it appears that drinking and driving in Arizona could result in something worse than jail...
I Have An Ignition Interlock Device, Now What?
Posted on January 10, 2008All DUI convictions in Arizona now require an ignition interlock device for at least a year. Practically speaking, this means that a person will be forced to “blow” into the device to show there is no alcohol in his or her system every time he or she starts a car, and approximately every 15 to 30 minutes while the vehicle is operating...
Going From 3½ Years in Prison to Probation
Posted on November 30, 2007I was working with a client who was facing a very serious felony charge that carried a mandatory five (5) year presumptive term in prison. When he first came into my office he asked the obvious question: What can you do for me? This is the same question many prospective clients want answered...
Going From 3? Years in Prison to Probation
Posted on November 30, 2007I was working with a client who was facing a very serious felony charge that carried a mandatory five (5) year presumptive term in prison. When he first came into my office he asked the obvious question: What can you do for me? This is the same question many prospective clients want answered...
Everyone's Blood is Not the Same
Posted on November 20, 2007Law enforcement's primary method for determining if a person is driving under the influence of alcohol is a chemical test. That is, a police officer will take a sample of a susect's blood or breath. The chemical test assumes that the composition of everyone's blood is the same...
What If I Didn't Know My License Was Suspended
Posted on November 15, 2007The most common way that a person is charged with aggravated DUI (felony DUI), is at the time when they are allegedly driving under the influence, their drivers license was suspended. As odd as this may sound, it is very common that a person did not know their license was suspended...
Where Does the Right to An Attorney Come from?
Posted on October 16, 2007Over a century ago, the Indiana Supreme Court in Webb v. Baird, 6 Ind. 13 (1853) , formally recognized the right to an attorney for a person accused of a crime. However, the court did not base its decision on constitutional law...
Introducton to Field Sobriety Testing
Posted on October 12, 2007Field sobriety tests are any one of several roadside tests that can be used to determine whether a suspect is impaired. These psychophysical tests are performed on DUI suspects to assist an officer in the decision to make an arrest...
The Toughest Cases Can Have the Best Results
Posted on October 11, 2007"If you are going through hell, keep going." - Sir Winston Churchill (1874-1965) The goal of every criminal defense attorney is to win. However, in some cases the facts are so difficult to overcome, even an experienced defense attorney cannot envision winning...
What is an Ignition Interlock Device
Posted on October 11, 2007According to the Arizona Department of Transportation's Motor Vehicle Division, an ignition interlock device is:...slightly larger than a cell phone and is wired to your vehicle's ignition. The device...requires your breath sample before the engine will start...
When Can an Officer Make a DUI Arrest Without a Warrant?
Posted on October 08, 2007In almost all DUI cases the police officer will make an arrest without an arrest warrant. To make a lawful arrest the police officer must have "probable cause" to believe the person was driving under the influence of alcohol (DUI). Arizona has codified this probable cause requirement in Arizona Revised Statute §13-3883...
Penalties For a First Offense DUI
Posted on October 05, 2007As of September 19, 2007, Arizona has new penalties for a first time DUI conviction. Under the new law, the penalties vary based on the blood alcohol level of the person. Here are some of the changes the legislature has made for a person convicted of a first offense DUI with a blood alcohol concentration of above a ...
New DUI Laws Start on September 19, 2007
Posted on September 19, 2007What are the new DUI laws that go into effect today? Most people do not really know what our legislature has done to the DUI law. Effective today, Arizona probably has the toughest DUI laws in United States. There are significant penalties for first time offenders...
Points Received Before A Driver's License Is Suspended
Posted on April 11, 2007In Arizona, most traffic violations and crimes will effect one's driver's license. While some driving crimes (such as a DUI) carry an automatic suspension, other violations will cause MVD to assess the license with points and may lead to a suspension...
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Self Defense
It's legal to defend yourself and your family
My fiance's check is DD into a local credit union. Bank seems to have a pattern of "invisibly holding" charges from the debit card until just HOURS before his DD is processed (and this is after hours, of course). Over th
Have your fiance take the information you've collected and go into the bank...
Can I legally stop my kids grandmother from harassing me?
Hello and thank you for your question.
You need to file for a Civil Harass...
It is my understanding that the 6th Amendment requires, that if you can't afford a lawyer in a criminal case, the Court must provide a lawyer in your defense at no charge to you. However, in a civil case no such protecti
That is not entirely true, even in the case of criminal cases. The court will pr...
Can landlord evict me for paying a small portion of my rent late?
Well, first of all...did you at least let the landlord know in advance the situa...
I was called to give a deposition for the defense and the defendant is the person who stole our car, there is a chance that I will be called to satisfy at his trial. How can I get out of this, as my husband is to testify
If you were subpoenaed for the deposition you will need to appear or face prosec...

My fiance's check is DD into a local credit union. Bank seems to have a pattern of "invisibly holding" charges from the debit card until just HOURS before his DD is processed (and this is after hours, of course). Over th
Have your fiance take the information you've collected and go into the bank...
Can I legally stop my kids grandmother from harassing me?
Hello and thank you for your question.
You need to file for a Civil Harass...
It is my understanding that the 6th Amendment requires, that if you can't afford a lawyer in a criminal case, the Court must provide a lawyer in your defense at no charge to you. However, in a civil case no such protecti
That is not entirely true, even in the case of criminal cases. The court will pr...
Can landlord evict me for paying a small portion of my rent late?
Well, first of all...did you at least let the landlord know in advance the situa...
I was called to give a deposition for the defense and the defendant is the person who stole our car, there is a chance that I will be called to satisfy at his trial. How can I get out of this, as my husband is to testify
If you were subpoenaed for the deposition you will need to appear or face prosec...








