Criminal Defense Attorneys Near Tempe, AZ

Tempe packs a lot into 40 square miles: a major university, one of the busiest entertainment districts in the state, three freeways, and a daytime population that swells far past the number of people who actually live here. That combination produces a steady volume of criminal cases, and it produces them across more courts than most people expect.

The first question in any Tempe case is not what you were charged with. It is where the arrest happened and what class of offense was filed, because those two facts decide which courthouse you report to, which agency prosecutes you, and what outcomes are realistically available.

Matthew Lopez Law defends criminal and DUI cases throughout Tempe and the surrounding East Valley. Contact our firm for a confidential consultation.

Where a Tempe Case Is Heard

Three different court systems handle criminal matters arising in Tempe, and they do not overlap.

Tempe Municipal Court handles misdemeanors and traffic offenses committed inside Tempe city limits, prosecuted by the Tempe City Prosecutor. Most first-offense DUIs, simple assaults, shoplifting cases, and disorderly conduct charges land here.

Maricopa County justice courts handle misdemeanors committed in unincorporated areas and conduct initial proceedings on felony matters. Depending on the precinct boundaries where the arrest occurred, a Tempe-area case may be assigned to the Kyrene or University Lakes justice court.

Maricopa County Superior Court handles all felony prosecutions, with the Maricopa County Attorney’s Office prosecuting. Felony cases move from an initial appearance and preliminary proceedings into Superior Court for arraignment, motions, trial, and sentencing.

Knowing which track you are on matters immediately, because city prosecutors and the County Attorney’s Office operate under different charging practices, different plea policies, and different diversion availability.

Who Makes Arrests in Tempe

Several agencies have jurisdiction in and around the city, and which one stopped you shapes the evidence in your case:

• Tempe Police Department patrols the city, with concentrated enforcement along Mill Avenue, Apache Boulevard, and the Town Lake area
• Arizona State University Police are certified peace officers with full arrest authority on and around campus
• Maricopa County Sheriff’s Office covers unincorporated county areas
• Arizona Department of Public Safety patrols Interstate 10, Loop 101, and Loop 202

Multi-agency involvement is common near the freeway corridors and campus boundaries, and it creates documentation issues worth examining: inconsistent reports, unclear chain of custody, and gaps between what one agency observed and what another recorded.

Charges That Come Up Most Often Here

DUI. Mill Avenue, Town Lake events, and the freeway corridors generate steady DUI enforcement, including saturation patrols around holidays and major events. Arizona requires jail even on a first offense, and penalties escalate sharply at 0.15 for Extreme DUI.

Student-related offenses. A large university population produces minor in possession charges, fake identification cases, disorderly conduct, and criminal damage. These cases carry consequences that reach past the courtroom into financial aid, housing, and student conduct proceedings.

Domestic violence. Arizona attaches the DV designation to an underlying offense when a qualifying relationship exists, which brings a lifetime federal firearm ban and mandatory counseling even on a misdemeanor.

Drug charges. Possession, possession for sale, and paraphernalia cases, frequently arising from traffic stops along the freeway corridors.

Assault and aggravated assault. Bar and nightlife confrontations in the Mill Avenue district produce a high volume of these, and whether an assault is charged as a misdemeanor or an aggravated felony often turns on a single aggravating factor.

Theft and shoplifting. Retail cases that can become robbery charges if any force was used while leaving.

Why Local Practice Knowledge Matters

Arizona criminal law is statewide, but how it gets applied is not. Charging decisions, plea structures, diversion eligibility, and sentencing practices vary between the Tempe City Prosecutor and the Maricopa County Attorney’s Office, and between individual courts.

That affects concrete decisions. Whether a first-offense DUI is a realistic candidate for reduction. Whether a diversion program exists for a particular charge. Whether a judge is likely to grant work release on a mandatory jail term. None of that is in the statute, and all of it shapes the outcome.

What to Do First

Stop talking about the case. Statements to police are the state’s most common source of evidence, and explaining yourself at the scene almost never helps.

Watch the 15-day MVD deadline if this is a DUI. Your arrest started a separate civil license case at the Arizona Motor Vehicle Division, and you have 15 days from service to request a hearing. Miss it and the suspension is automatic regardless of what happens in court.

Preserve evidence now. Video from businesses and rideshare records are overwritten within days or weeks.

Do not contact an alleged victim. In a domestic violence or assault case, a release order usually prohibits contact, and violating it is a separate crime.

Contact Matthew Lopez Law

A Tempe criminal case moves through a specific court, in front of a specific prosecutor, under deadlines that start running the day of the arrest. Getting counsel involved early is what preserves the options that disappear later.

We serve clients in Tempe, Mesa, Chandler, Scottsdale, Apache Junction, Glendale, Lake Havasu, Parker, and statewide. Payment plans available. Every interaction confidential. Contact us for a consultation.