DUI & Professionals

Michael, a summa cum laude law graduate, have exhaustive experience in all aspects of DUI & vehicular offenses litigation. From jury trials to appeals; to motor vehicle licensing, to professional and career consequences, Michael is called upon to advise and help professional clients navigate the thicket of confusing and surprisingly harsh Arizona DUI laws and regulations. Repeatedly asked to lecture at attorney seminars on the collateral and professional consequences of DUI & other charges, Michael recently authored a chapter in Trends in DUI Discovery, 2014 ed. (Thompson Reuters; Aspatore). Read More

Recent Publications

Criminal Defense

A former prosecutor, named in Best Lawyers In America® 23rd ed., 2017-18 as one of the best Tucson Criminal Defense Lawyers: White Collar, Michael has amassed what many clients think is an astonishing track record. Click here to see results. Numerous healthcare professionals; law enforcement officers; university and graduate students; loan officers & other financial professionals; licensed real estate agents; CPA’s; and many company owners & business principals have all entrusted Michael to handle worrisome government investigations and criminal matters. Michael is known for making clients and their families comfortable through some of the most trying moments of their lives. Read More

Notable Cases

Having handled numerous criminal matters receiving national and focused local media attention, Michael advocates aggressively but with the thoughtful discretion, patience, care, attention to detail, and empathy demanded when clients are subjected to intense public scrutiny. A few of Michael’s cases receiving such attention are: Read More

In the News

Marijuana Laws: Some New, Some Old | Morning Edition – NPR

Michael Harwin

A former prosecutor, Michael Harwin graduated  summa cum laude from University of Arizona College of Law in May 1993, where he served on the editorial board of the Arizona Law Review and was inducted into the Order of the Coif. Recognized for his work in white collar  criminal defense, Michael was listed in Best Lawyers America®,23rd ed., 2017-18 and rated by Martindale Hubbell® A-V 5/5 Preeminent. He was listed in Arizona Superlawyers® in 2017-18 as one of the top Tucson DUI lawyers and named by Tucson Lifestyle Magazine® as one of the Best Lawyers in Tucson (May 2017). Named by the National Trial Lawyers® as a Top 100 Trial Lawyer, Michael was honored with a fellowship by  the Litigation Counsel of America® . Michael was also named by BestofUS.com as one of the Best Lawyers in the United States, and rated by AVVO® 10/10 Superb. Michael has received dozens of public client reviews. The largest firms in Arizona entrust Michael with their valued clients. Read More

Client Reviews

Honored with two Martindale-Hubbell Client Distinction Awards for 2012 and 2013, and two AVVO Client’s Choice Awards for 2015-16, based almost entirely upon client reviews and ratings, Michael is grateful to his many clients, dozens of whom have written and published comprehensive reviews, lauding not just outcomes, but explaining Michael’s honesty, responsiveness and compassion for those facing some of the most difficult moments in their lives. Read More

What Our Clients Are Saying


  • avatar
    Mr.Harwin was a lifesaver for our family member. He had an in depth knowledge of all aspects of this difficult case including the court processes and all documentation that would be required to put together a great defense.The outcome was very positive. In addition, he made a special effort to understand and work with our family member showing that he not only defends, he cares. We highly recommend Mr.Harwin.
    John Rivera

Latest Articles


Arizona’s Two New Expungement Laws: Marijuana & Other Crimes

So, we all know at this point that if you have a conviction for simple or felony marijuana simple possession in Arizona, you can now do something about it. July 15, 2021 is when the rush to the courthouse started. If you haven’t heard the news yet, this article might be helpful. But even if you know about the marijuana expungement law, yu probably what you still haven’t heard is that there’s another new provision: In theory, if you have an old Arizona conviction for nearly anything except violent or sexual or some firearms offenses, there’s something you may be able to do about in the next 18 months. It may not be gone completely, but it could be sealed. For you folks, I am pretty sure this article will be helpful. Finally, if you have an arrest record popping up, even though the charges were dismissed, this article might also be a little helpful.

categories: Criminal Defense

Can Police Chase You Into Your Home Without a Warrant?

The Supreme Court in a 9-0 opinion held first that “when a minor offense alone is involved, police officers do not usually face the kind of emergency that can justify a warrantless entry into the home.

categories: DUI

Misdemeanors in Federal Courts

For those of us who live near or spend our some of our vacation time in these Western States, dominated by beautiful federally-controlled lands and enclaves —millions and millions of acres of National Forests, National Parks, National Recreation Areas, National Wildlife Refuges, to name a few– some of us have had close encounters, not with Grizzly Bears or ravenous packs of Coatimundis, but with the occasional lone straw- hatted bi-ped, suited in green, badged and armed, spilling copious carbon emissions from the tailpipe of his idling green truck, and wielding his little ticket book.