Leading felony DWI lawyer in Troy, MO. Being accused of DWI in Troy, MO can have immediate ramifications, but a felony allegation puts considerably more at stake. When prior offenses, serious injuries, a fatal collision, or other circumstances elevate drunk or drugged driving allegations to a felony, you may be confronting substantial prison time and a felony record—not simply fines, probation, or a driver’s license suspension. A conviction may also bring collateral consequences that continue affecting your life well after you complete your sentence.
Defending a felony DWI case can require challenging several different parts of the prosecution’s case. Prosecutors may point to prior DWI convictions, breath or blood test results, officer observations, field sobriety testing, medical records, crash reconstruction evidence, or allegations that impaired driving caused serious injuries or death. Your defense may therefore need to address not only whether you were impaired, but also whether the state can prove the circumstances necessary to prosecute the offense as a felony.
At Combs Waterkotte, our criminal defense attorneys represent people facing serious DWI charges throughout the Troy area and across Missouri. We investigate the traffic stop, arrest, chemical testing, prior convictions, and every aggravating allegation prosecutors intend to use against you. When your freedom and future are on the line, you need someone on your side fighting to make sure the government is required to prove every element of its case beyond a reasonable doubt.
If you’re facing felony DWI charges in or around Troy, MO, call Combs Waterkotte right away at (314) 900-HELP or reach out online to schedule a free, confidential consultation with an experienced DWI defense attorney.
Cases Handled
Over 10,000
Jail Days Saved
Over 1 Million
Google Reviews
500+ Perfect
Legal Experience
Over 80 Years
Legal Videos

Will a CDL DUI Automatically Suspend My Commercial Driving Privileges in Illinois?
Will a CDL DUI Automatically Suspend My Commercial Driving Privileges in Illinois? Combs Waterkotte attorney Joshua Boardman discusses everything you need to know about Illinois DUI criminal …

Do DUI Arrests Have to be Reported by CDL Drivers in Illinois?
Do DUI Arrests Have to be Reported by CDL Drivers in Illinois? Combs Waterkotte attorney Joshua Boardman discusses everything you need to know about Illinois DUI criminal charges, including …

How Does a Second DUI Affect a CDL in Illinois?
How Does a Second DUI Affect a CDL in Illinois? Combs Waterkotte attorney Joshua Boardman discusses everything you need to know about Illinois DUI criminal charges, including first-time DUI, second …

What Happens to My Job After a CDL DUI Arrest in Illinois?
What Happens to My Job After a CDL DUI Arrest in Illinois? Combs Waterkotte attorney Joshua Boardman discusses everything you need to know about Illinois DUI criminal charges, including first-time …

Can I Drive Commercially While My DUI Case is Pending in Illinois?
Can I Drive Commercially While My DUI Case is Pending in Illinois? Combs Waterkotte attorney Joshua Boardman discusses everything you need to know about Illinois DUI criminal charges, including …

Can a CDL DUI be Expunged or Sealed in Illinois?
Can a CDL DUI be Expunged or Sealed in Illinois? Combs Waterkotte attorney Joshua Boardman discusses everything you need to know about Illinois DUI criminal charges, including first-time DUI …
What You Need to Know About Felony DWI in Troy, MO
A felony DWI is among the most serious impaired driving charges someone can face in Missouri. Prior intoxication-related offenses, serious injuries, fatalities, and other aggravating circumstances can significantly increase both the severity of the charge and the potential punishment. If you have been accused of felony DWI in Troy, MO, understanding how these cases work is an important first step toward making informed decisions about your defense.
This guide explains important aspects of felony DWI cases in Troy, MO, including:
- When a DWI becomes a felony in Missouri and the circumstances that can elevate an impaired driving charge beyond a misdemeanor
- Missouri’s repeat DWI offender classifications, including persistent, aggravated, chronic, and habitual offender status
- What penalties may follow a felony DWI conviction, including felony classifications, prison exposure, and restrictions on probation or parole
- How injury and fatality allegations can change a DWI prosecution and why determining who or what caused a collision can become central to the case
- What evidence may be used to build the state’s case such as chemical test results, field sobriety testing, police recordings, witnesses, and crash reconstruction
- How felony DWI charges may be challenged, including problems with the initial stop, chemical testing procedures, evidence, or alleged prior offenses
- Why your criminal case and driver’s license case are different and why both matters may need to be addressed quickly
- How working with a felony DWI attorney in Troy, MO can affect your case investigate the allegations, challenge the state’s evidence, and fight to protect your freedom, record, and future
The consequences of a felony DWI conviction can continue long after the criminal case is resolved. The Troy, MO defense attorneys at Combs Waterkotte can investigate the evidence, examine how the state is attempting to establish felony DWI charges, and build a defense around the circumstances of your case.
When Does a DWI Become a Felony in Troy, MO?
Not every DWI in Troy, MO is a felony. A first-time DWI is generally prosecuted as a misdemeanor when no circumstances exist that justify more serious charges. However, under Missouri Revised Statute § 577.010, the severity of DWI charges increases when certain aggravating factors are present.
A driver’s prior intoxication-related traffic offenses can play a major role in determining the severity of a new DWI charge. Prosecutors may also look at what happened during the alleged offense itself. Factors that can increase the seriousness of a DWI case in Troy, MO include:
- High Blood Alcohol Concentration (BAC): A blood alcohol concentration of .15 or greater can trigger increased penalties and affect the availability of alternative sentencing.
- A History of DWI-Related Traffic Offenses: Having multiple prior intoxication-related traffic offenses.
- Injury or Death: Acting with criminal negligence to cause physical injury to law enforcement, emergency personnel, or any other person elevates the charge.
- A Child Passenger: Driving intoxicated with a child under the age of 17 in the vehicle makes a first offense a Class A misdemeanor, and a subsequent occurrence a felony.
- Other Complicating Circumstances: Allegations involving driving while suspended or revoked or refusing a chemical test can create additional legal and licensing consequences.
As a result, a felony DWI defense can involve multiple issues at the same time. A Troy, MO DUI defense attorney may challenge the evidence that you were intoxicated while separately contesting the prior convictions, injury allegations, or other factors the prosecution claims support felony-level charges.
Lincoln County Resources
Below are quick links to important websites that may assist you with your legal matters in Lincoln County and Missouri.
Troy, MO Felony DWI Charges Based on Prior Offenses
A history of intoxication-related traffic offenses can significantly increase the severity of a new DWI charge in Missouri. Rather than treating every repeat offense the same, Missouri law establishes increasingly serious offender classifications based on a defendant’s qualifying prior record. Under RSMo § 577.023, those classifications include:
Persistent Offender
Missouri may classify a defendant as a persistent offender when their record contains qualifying prior intoxication-related traffic offenses. Meeting the statutory requirements for persistent offender status can elevate the current DWI beyond an ordinary misdemeanor and expose the defendant to felony-level penalties.
Troy, MO Aggravated Offender
A more extensive or serious history of qualifying DWI-related offenses can lead to aggravated offender status. This classification carries greater criminal exposure than persistent offender status, including the possibility of a more serious felony conviction and a longer period of incarceration.
Chronic Offender
A defendant who meets Missouri’s requirements for chronic offender status faces an even higher level of felony DWI prosecution. Because this classification can carry substantial incarceration, determining whether each alleged prior offense actually qualifies under Missouri law can become a central part of the defense.
Habitual Offender
Habitual offender status is reserved for some of the most serious repeat DWI cases prosecuted in Troy, MO. The potential consequences include a high-level felony conviction and significant prison time. However, prosecutors must do more than point to a history of DWI arrests or convictions—they must establish that the prior offenses satisfy the legal requirements for the enhancement they are seeking.
Our DWI attorneys in Troy, MO examine court records, charging documents, dispositions, plea records, and other evidence surrounding prior cases to determine whether prosecutors can actually establish the required offender classification.
Missouri Felony DWI Penalties by Offender Classification
The potential punishment for DWI in Missouri can change dramatically based on a defendant’s prior intoxication-related traffic history. While prior offender status generally remains a misdemeanor, qualifying as a persistent offender in Troy, MO can result in felony prosecution. From there, aggravated, chronic, and habitual offender classifications carry increasingly serious felony designations and potential terms of imprisonment.
| Classification | Prior Offense History | Charge Level | Potential Incarceration | Minimum Time Before Parole or Probation |
|---|---|---|---|---|
| Prior Offender | One prior intoxication-related traffic offense within the applicable 5-year period | Class A misdemeanor | Up to 1 year | Generally 10 days, subject to statutory community service or treatment alternatives |
| Persistent Offender | Two or more intoxication-related traffic offenses committed on separate occasions, or certain prior intoxication-related offenses involving injury or death | Class E felony | Up to 4 years | Generally 30 days, subject to statutory community service or treatment alternatives |
| Aggravated Offender | Three or more intoxication-related traffic offenses, or qualifying combinations involving prior DWI offenses that caused injury or death | Class D felony | Up to 7 years | At least 60 days |
| Chronic Offender | Four or more intoxication-related traffic offenses, or certain combinations of prior offenses involving injury or death | Class C felony | 3 to 10 years | At least 2 years |
| Habitual Offender | Five or more intoxication-related traffic offenses, or certain combinations of prior offenses involving injury or death | Class B felony | 5 to 15 years | At least 2 years |
Important: Repeat-offender classification is not determined solely by counting previous DWIs. Qualifying intoxication-related offenses involving physical injury or death can affect how a defendant is classified, meaning persistent, aggravated, chronic, or habitual offender status may apply even when the defendant has fewer prior offenses than the classifications might otherwise suggest.
A felony DWI conviction in Troy, MO can also create problems long after any prison sentence, probation, or parole has ended. A felony record may affect your ability to secure employment, maintain professional licenses, obtain housing, pursue educational opportunities, address immigration matters, or exercise certain firearm rights. A felony DWI can also increase the stakes considerably if you are accused of another intoxication-related driving offense later.
That is why hiring a skilled Troy, MO DWI defense attorney should begin as early as possible.
Troy, MO Serious Injury Allegations in a Felony DWI Case
A DWI in Troy, MO can become significantly more serious when prosecutors allege that impaired driving caused another person’s injuries. These cases may arise from collisions involving:
- Another motorist
- Passengers
- A pedestrian
- Bicyclists
- Motorcyclists
- Emergency responders
- A worker in a highway or construction zone
- Other people injured in or around the crash
The existence of an injury does not automatically establish criminal responsibility. Prosecutors still have to connect the defendant’s alleged intoxication and conduct to the injury. That makes causation a critical issue in many felony DWI accident cases.
Accidents are not always caused by a single factor. Another driver could have entered an intersection improperly, exceeded the speed limit, made an abrupt maneuver, or otherwise contributed to what happened. Weather, roadway hazards, mechanical defects, and visibility may also play a role. An effective felony DWI defense can investigate these circumstances instead of assuming that an elevated BAC or evidence of impairment establishes responsibility for the crash.
Fatal DWI Accident Charges in Troy, MO
The consequences become even more severe when prosecutors allege that an intoxicated driver caused a fatal collision. These cases carry enormous emotional weight. Prosecutors may face significant pressure to obtain a conviction, and defendants can face substantial prison sentences if convicted.
Even in a fatal accident case, however, the government must prove its allegations. A comprehensive defense investigation may consider evidence such as:
- How and why the collision occurred
- Vehicle speeds
- Braking and steering activity
- Traffic lights, signs, and right-of-way issues
- Weather and roadway conditions
- Dash-camera and surveillance recordings
- Vehicle impact patterns and physical damage
- Event data recorder information
- Eyewitness accounts
- Toxicology evidence
- Accident reconstruction reports
- The actions of other drivers involved in the collison
There is an important legal distinction between being involved in an accident in which someone dies and being criminally responsible for causing that death while intoxicated. When the circumstances require it, our DWI defense attorneys in Troy, MO can work with investigators and expert witnesses to independently examine the collision and challenge weaknesses in the government’s accident reconstruction.
What Evidence Do Prosecutors Use in Felony DWI Cases in Troy, MO?
Felony DWI cases can involve a much broader investigation than a routine impaired-driving arrest. Depending on the circumstances, law enforcement and prosecutors may attempt to build their case using evidence such as:
- Observations made by responding officers
- Dash-camera footage
- Body-cam video
- Field sobriety testing
- Breath alcohol testing
- Blood or urine test results
- Medical and hospital records
- Witness statements
- 911 recordings
- Surveillance footage
- Electronic information from involved vehicles
- Cellphone records
- Accident reconstruction
- Records of prior DWI offenses
The existence of this evidence does not necessarily mean that it is accurate, reliable, or sufficient to prove a felony DWI charge.
Breath and blood testing may contain procedural or scientific problems. Video footage may tell a different story than an officer’s written report. Witness recollections can be inaccurate or inconsistent. Field sobriety tests may not have been administered correctly, and accident reconstruction conclusions can depend heavily on the information and assumptions used by investigators. Each piece of evidence should be examined carefully before it is relied upon to support a felony conviction.
Challenging Breath and Blood Tests in a Troy, MO Felony DWI Case
A BAC result may be powerful evidence for prosecutors, but it is not necessarily unquestionable. Breath-testing devices must be properly maintained and operated. Blood samples must be properly collected, preserved, transported, tested, and documented. Errors anywhere in that process can raise questions about reliability.
Issues that may warrant further investigation include:
- Whether the breath-testing device was properly calibrated
- Whether the testing equipment was functioning correctly
- Whether required testing procedures were followed
- Contaminated blood samples
- Improper preservation or storage of samples
- Chain-of-custody problems
- The amount of time between driving and testing
- Errors during laboratory analysis
- Medical conditions that may affect test results
- Questions about how toxicology findings were interpreted
Blood testing can become particularly important in felony cases arising from serious crashes because an injured driver may have blood drawn at a hospital. Your Troy, MO felony DWI lawyer can investigate where the sample came from, why it was collected, how it was tested, who handled it, and whether the prosecution can lawfully use the results against you.
Arrested on a felony DWI allegation in Troy, MO? When you choose Combs Waterkotte a felony DWI lawyer in or around Troy, MO, you aren’t just choosing a leading felony DWI defense attorney in Troy, MO and beyond – you’re protecting your rights, your freedom, and your future. Along with knowledgeable felony DWI defense attorneys, our staff is available 24/7 and provides expertise in the following areas for Troy, MO residents:
How Can You Fight Felony DWI Charges in Troy, MO?
Every felony DWI case presents different legal and factual issues. The strongest defense strategy will depend on the circumstances surrounding the traffic stop or accident, the observations made by law enforcement, the chemical testing involved, and the specific allegations prosecutors are using to pursue felony-level charges.
Potential defense strategies for winning your DWI case may involve the following:
The Traffic Stop Was Unlawful
Law enforcement generally must have a legally sufficient reason to stop your vehicle. If officers did not have adequate legal justification for the traffic stop in Troy, MO, your attorney may seek to prevent evidence obtained as a result of that stop from being used against you.
When important evidence is suppressed, it can significantly weaken the prosecution’s ability to prove the charge.
Questioning the Reliability of Chemical Testing
Breath and blood tests can play a major role in a felony DWI prosecution, but these testing methods are not infallible. A defense investigation can examine the testing equipment, operator qualifications, laboratory procedures, sample handling, maintenance records, and other factors that may affect the reliability of the results.
Challenging Evidence of Intoxication or Impairment
Many behaviors police associate with intoxication can have other explanations. Fatigue, anxiety, physical injuries, medical conditions, confusion, and nervousness can all affect how someone speaks, moves, or responds during an encounter with law enforcement.
Video recordings can be particularly valuable because they allow the defense, prosecutors, and ultimately a court or jury to compare what actually occurred with what officers described in their reports.
Disputing What Caused the Accident or Injuries
Felony DWI cases involving injury or death can require prosecutors to establish a connection between the defendant’s alleged conduct and the resulting harm. Simply being intoxicated and involved in an accident may not resolve the question of causation.
Accident reconstruction evidence may show that another driver, road hazard, mechanical defect, or unavoidable circumstance caused or contributed to the collision.
Challenging Prior-Offense Enhancements
When felony status depends on previous intoxication-related offenses, those prior cases deserve careful examination.
A prior offense may not qualify in the way prosecutors claim, or the state may have difficulty establishing the records necessary to prove the enhancement.
Steps to Take After Being Arrested for Felony DWI in Troy, MO
The decisions you make immediately after an arrest can affect what happens later. If you are accused of felony DWI in or around Troy, MO, you should follow these steps:
Step 1: Protect Your Right to Remain Silent
You are not required to help investigators build the criminal case against you. Police may ask additional questions about where you were, what you consumed, or how an accident occurred. Use your right to remain silent and consult your Troy, MO felony DWI defense attorney before providing statements about the allegations.
Step 2: Keep the Details of Your Case Off Social Media
Social media can create evidence that did not otherwise exist. Posts, photographs, comments, videos, location information, and conversations about the arrest or accident may be taken out of context or used during the prosecution. Avoid posting details about the case while it remains pending.
Step 3: Save Anything That May Become Evidence
Preserve photographs, videos, messages, receipts, location information, rideshare records, and anything else connected to the incident. These materials may help establish what happened before, during, or after the alleged offense and give your defense attorney additional information to investigate.
Step 4: Organize Your Court and Driver’s License Documents
Save every citation, court notice, bond document, driver’s license notice, and other piece of paperwork associated with your arrest. A felony DWI case in Troy, MO may involve criminal proceedings as well as separate administrative driver’s license proceedings. Some documents may contain deadlines that require prompt action.
Step 5: Get a Felony DWI Lawyer in Troy, MO Involved Early
Felony DWI cases can involve chemical testing, prior convictions, accident reconstruction, witness testimony, video evidence, and serious sentencing exposure. Getting a knowledgeable Troy, MO felony DWI attorney involved early provides more time to investigate what happened, preserve favorable evidence, examine the state’s allegations, and begin developing your defense.
Waiting gives prosecutors additional time to build their case while potentially allowing favorable evidence to disappear. The sooner your defense begins investigating, the greater the opportunity to preserve evidence and identify issues that could affect the outcome of your case.
Why Trust Combs Waterkotte With Your Felony DWI Defense in Troy, MO?
A felony DWI case can threaten years of your life. It demands more than a routine approach to criminal defense.
At Combs Waterkotte, we do not assume that a police report, chemical test, prior conviction, or accident investigation tells the complete story. Our attorneys examine the evidence independently, look for weaknesses in the prosecution’s case, and determine what actually happened before deciding how to move forward.
Our defense team in Troy, MO can:
- • Investigate what happened before, during, and after your DWI arrest
- • Challenge a traffic stop that was not supported by sufficient legal justification
- • Scrutinize how field sobriety tests were administered and interpreted
- • Evaluate breath, blood, and urine testing procedures and results
- • Review prior Troy, MO DWI cases prosecutors are attempting to use for felony enhancement
- • Investigate allegations involving serious physical injury or a fatal collision
- • Examine available dash-camera and body-camera recordings
- • Locate and interview witnesses who may have relevant information
- • Work with appropriate experts
- • Seek to exclude evidence that was unlawfully obtained or cannot be shown to be reliable
- • Utilize a client-centered approach, negotiate with prosecutors when doing so serves your interests
- • Remain prepared to take the case to trial when the prosecution refuses to reach a fair resolution
Your defense should reflect the evidence, allegations, and circumstances unique to your Troy, MO felony DWI case. That is the approach Combs Waterkotte brings to every stage of the process.

Facing Felony DWI Charges in Troy, MO? Call Combs Waterkotte Today
Felony DWI charges can put far more than your driving privileges at risk. A conviction may mean substantial prison time, a felony record, damage to your career and reputation, and consequences that continue long after the criminal case is over. With so much at stake, every aspect of the prosecution’s allegations deserves careful examination.
At Combs Waterkotte, we defend clients accused of felony DWI throughout Troy and across Missouri. Whether the state is attempting to enhance your charge because of prior DWI convictions, an alleged high BAC, a serious collision, injuries, or other aggravating circumstances, our attorneys can examine the evidence, challenge weaknesses in the government’s case, and develop a defense based on your specific circumstances.
Call Combs Waterkotte at (314) 900-HELP or contact us online today to discuss your case with an experienced Troy, MO felony DWI lawyer.

