Clearwater Field Sobriety Defense Lawyer
If you’ve been arrested in Clearwater after field sobriety exercises, you’re not alone. These tests are used every day by law enforcement to build DUI cases, but that doesn’t make them reliable. Whether it was the walk-and-turn, one-leg stand, or another roadside test, your performance may now be used to justify charges that can carry serious, life-changing consequences.

Why field sobriety tests are often misleading
Under Florida law, police officers can ask you to perform field sobriety tests when they suspect drunk driving. These tests are supposed to help determine whether there’s probable cause for a DUI arrest. But the truth is, field sobriety exercises are not as scientific or objective as they seem.
Your ability to perform these tests can be affected by anxiety, medical conditions, bad weather, uneven pavement, or even the flashing lights of a patrol car. Something as simple as a knee injury or poor balance could be misread as signs of impairment. And if the arresting officer doesn’t follow proper procedures, the results may be flawed from the start.
Even sober drivers fail these tests every day. That’s why your defense starts with questioning how the test was given, whether the officer had reasonable suspicion to stop you, and how your performance was judged.
Real-world DUI arrests based on field sobriety exercises
We’ve seen clients pulled over late at night on US 19 or Gulf-to-Bay Boulevard, asked to perform field sobriety exercises, and then arrested—even though they hadn’t consumed an alcoholic beverage. Many of these drivers were just tired, nervous, or confused by the instructions. Others were dealing with medical issues or physical conditions that had nothing to do with alcohol.
In Pinellas County, field sobriety exercises are often the main evidence used to file DUI charges. If you refused a breath test or didn’t provide a blood sample, the officer’s testimony about your performance during those exercises may become the centerpiece of the prosecution’s case.
The consequences of a DUI conviction based on these tests
A DUI conviction doesn’t just result in jail time and fines. It can lead to license suspension, mandatory DUI school, a permanent criminal record, and limited employment opportunities. For those with a prior conviction or facing a third DUI, the penalties become even more severe—including the possibility of permanent revocation of your driver’s license.
Many drivers don’t realize that the outcome of their case often hinges on what happened during those few minutes on the roadside. Whether you allegedly swayed, missed a step, or didn’t follow instructions exactly, the officer’s report becomes a key part of your DUI case. But that doesn’t mean it’s unchallengeable.
How a DUI attorney challenges field sobriety test evidence
An experienced DUI attorney can examine the conditions of the test, the officer’s training, the video footage (if any), and the exact words used during your stop. If the officer lacked reasonable suspicion or didn’t give clear instructions, that evidence can be weakened or excluded altogether.
We also look at medical records, lighting conditions, traffic distractions, and even footwear—all of which can affect how someone performs field sobriety exercises. In some DUI cases, we’ve shown that the defendant’s performance had nothing to do with impairment and everything to do with flawed testing conditions.

Talk to Hersem Law about your Clearwater DUI defense today
At Hersem Law, we know that field sobriety exercises are not always fair or accurate. If you’re facing DUI charges based on these tests, don’t accept the officer’s version of events without a fight. Schedule your free consultation with a Clearwater field sobriety defense lawyer who will take your case seriously and work to protect your future.
Frequently asked questions
Are field sobriety tests required under Florida law
No. You are not legally required to perform field sobriety exercises. Refusing them may lead to a DUI arrest, but the tests themselves are voluntary.
What are the most common field sobriety exercises
The most common are the walk-and-turn, one-leg stand, and horizontal gaze nystagmus. Each is supposed to detect signs of impairment but can be influenced by many non-alcohol-related factors.
Can I challenge my DUI arrest if it was based only on field sobriety tests
Yes. These tests are subjective and prone to error. A DUI attorney can question the officer’s training, the testing conditions, and the validity of the results.
How can medical issues affect field sobriety exercises
Medical conditions like vertigo, joint pain, or balance problems can mimic signs of impairment. If you have documented health issues, your lawyer can present that evidence to challenge the officer’s interpretation.
Will I lose my license if I’m convicted based on these tests
Possibly. A DUI conviction often leads to license suspension, even for first-time offenders. That’s why it’s important to have legal representation as early as possible in your DUI case.
Can the officer’s observations during the test be used in court
Yes, the officer’s report and testimony are usually key evidence. However, if the officer lacked probable cause or gave unclear instructions, that evidence may be weakened or challenged in court.