What Is “Implied Consent” in Tennessee, and What Happens If You Refuse the Station Test?

Introduction

You’ve been pulled over, put through a series of stressful roadside tests, and placed in handcuffs for suspicion of DUI. As the officer drives you to the police station or county jail, they hand you a laminated sheet of paper filled with dense legal fine print and say: “I need you to sign this and take a chemical breath test on this machine.”

You’re terrified. You know that blowing into that machine gives the state a specific blood alcohol number to use against you in court.

So, you think to yourself: “If I just say no, they won’t have any science to prove I was drunk!”

While refusing the official station test does keep chemical evidence out of the prosecutor’s hands, it activates a completely separate legal trap called Tennessee’s Implied Consent Law. Refusing that test triggers immediate, automatic penalties that can ruin your ability to drive, work, and live your life. Here is what you need to know before you make that decision.

The Short Answer

In Tennessee, “Implied Consent” means that simply by driving on public roads, you have automatically given legal consent to submit to a breath or blood test if an officer has probable cause to arrest you for DUI.

If you refuse the official station test after being arrested, you will automatically lose your driver’s license for at least 18 months, regardless of whether you are ultimately convicted of the DUI or found innocent.

The Golden Rule

Understand the massive difference between roadside requests and station demands.

Refusing voluntary roadside tests protects your record with zero license penalties. Refusing the station test after a formal arrest WILL cost you your driver’s license—even if your DUI charge gets completely dismissed later.

What Is Tennessee Code § 55-10-406?

Under Tennessee Code Annotated § 55-10-406, the state views driving as a privilege, not an absolute right. When you accept a Tennessee driver’s license or drive on Tennessee highways, the law considers that you have already “implied” your consent to a chemical test (breath or blood) to determine your alcohol or drug content.

However, for Implied Consent to apply, the officer must follow three strict rules:

1. They must have had legal probable cause to arrest you for DUI first.
2. They must formally place you under arrest.
3. They must read you the official Implied Consent Advisement Form outlining the exact penalties of refusal.

The Consequences of Refusing the Station Test

If you say no after being read the Implied Consent form, you are facing severe, non-negotiable penalties:

• First Offense: An automatic 18-month (1.5 years) revocation of your driver’s license.
• Prior DUI or Refusal Conviction: An automatic 2-year revocation of your license.
• If an Accident Was Involved: If someone was injured or killed in a crash, refusing a test becomes a far more severe violation, and officers will immediately seek a judge’s search warrant to force a blood draw anyway.

Can You Get a Restricted License If You Refuse?

Under Tennessee law, if your license is revoked solely for an Implied Consent refusal, getting a restricted driver’s license (to drive to work, school, or court) is complicated. In most cases, you will be required to install an Ignition Interlock Device (IID) on your vehicle at your own expense for the entire duration of the revocation.

Strategic Refusal: Why Some People Still Say No

If the penalties for refusing are so harsh, why would anyone ever say no?

Because in a standard DUI trial, the prosecutor’s strongest weapon is a chemical blood alcohol concentration (BAC) reading of .08% or higher. If you refuse the test:

• The state loses its primary scientific proof of your BAC.
• Prosecutors have to rely entirely on the officer’s subjective bodycam video, speech observations, and driving pattern.
• Your defense lawyer can fight the DUI charge without having to dismantle a high chemical lab result.

However, choosing to refuse is a double-edged sword. You avoid handing over chemical evidence, but you guarantee the loss of your driving privileges under the Implied Consent law.

What You Should Do

If you are at the station faced with the Implied Consent form:

• Listen carefully: Make sure the officer actually reads the entire advisement form to you. If they fail to read it, or skip sections, your refusal penalty can be thrown out in court.
• State your decision clearly: Whether you agree or refuse, state your decision clearly for the room’s recording equipment or bodycam.
• Contact a defense lawyer immediately: An experienced DUI attorney can evaluate whether the initial traffic stop and arrest were legal. If the officer lacked probable cause to arrest you in the first place, both the DUI and the Implied Consent refusal can be defeated in court.

About the Author

David G. Ridings is a Nashville criminal defense attorney, former police officer, and former prosecutor with nearly 40 years of experience in the Tennessee justice system. Known as “DrJudge,” he educates hundreds of thousands about their rights during police encounters.

Call to Action

If you were charged with a DUI or cited for an Implied Consent refusal in Tennessee: 👉 Don’t talk. Call 1-888-DRJUDGE