What Is Implied Consent in Utah?

Implied consent in Utah means that by driving on Utah roads, you automatically consent to a chemical test (breath, blood, or urine) if a law enforcement officer has reasonable grounds to suspect you are driving under the influence. Under Utah Code 41-6a-520, refusing to submit to a chemical test results in an automatic license revocation, separate from any criminal DUI proceedings.

Last updated: July 2026

Utah’s implied consent law is one of the most important legal concepts for any driver to understand. When you obtain a Utah driver’s license, you enter into a legal agreement with the state. By accepting the privilege of driving, you agree to submit to chemical testing if an officer has probable cause to believe you have been driving under the influence. This agreement is not optional, and the consequences of refusing are mandatory and automatic. The law applies to all drivers lawfully arrested for DUI, including out-of-state drivers operating vehicles on Utah roads.

The implied consent law exists to serve two purposes. First, it helps law enforcement gather evidence of DUI quickly and efficiently. Second, it promotes public safety by deterring drivers from refusing testing. The law recognizes that alcohol and drug concentrations in the blood dissipate over time, so prompt testing is essential to preserving evidence. By imposing swift and severe consequences for refusal, the law encourages compliance. However, the law also provides certain procedural rights, including the right to consult with counsel under limited circumstances and the right to request an administrative hearing to challenge the revocation.

What Is Utah Code 41-6a-520 and How Does It Work?

Utah Code 41-6a-520 is the implied consent statute. It states that any person who drives a motor vehicle in Utah is considered to have given consent to a chemical test or tests of their breath, blood, or urine for the purpose of determining whether they are under the influence of alcohol or drugs. The test must be administered at the direction of a peace officer who has reasonable grounds to believe the person was driving under the influence. The statute applies when the person has been arrested for DUI, though courts have interpreted the arrest requirement broadly.

When an officer requests a chemical test, the driver must choose a test type in certain circumstances, but the ultimate obligation to provide a sample is mandatory. If the driver refuses, the officer prepares a sworn statement to the Utah Driver License Division (DLD), and the DLD automatically initiates a license revocation proceeding. The driver has the right to request a hearing within 10 days of receiving the notice to challenge the revocation. If no hearing is requested, the revocation takes effect automatically.

What Happens If You Refuse a Chemical Test in Utah?

Refusing a chemical test in Utah triggers an automatic license revocation under the implied consent law. For a first refusal, the revocation period is 18 months. For a second or subsequent refusal within 10 years, the revocation period is 36 months. These revocations are administrative, meaning they are imposed by the DLD rather than by a court. The revocation takes effect 29 days after the arrest, following the expiration of the temporary permit the officer issues at the scene. The revocation runs concurrently with any criminal license suspension, so a driver who refuses may face longer overall loss of driving privileges than a driver who complies with testing.

In addition to the license revocation, the fact of refusal can be introduced as evidence in the criminal DUI case. The prosecution can argue that the refusal indicates the driver believed they were under the influence. Utah law requires the court to instruct the jury that they may, but are not required to, infer guilt from a refusal. This evidentiary consequence makes refusal a high stakes decision. Even if the criminal case eventually results in an acquittal, the administrative revocation can remain in effect.

Can You Appeal a Utah Implied Consent Revocation?

Yes, a driver can appeal an implied consent revocation by requesting an administrative hearing with the Utah Driver License Division. The request must be made in writing within 10 days of the arrest or the issuance of the temporary license. If the hearing is not requested within this window, the right to challenge the revocation is waived, and the revocation takes effect automatically at the end of the 29-day temporary permit period. The hearing is conducted by a DLD hearing officer and is separate from the criminal court proceedings.

At the hearing, the issues are limited to specific statutory questions: whether the officer had reasonable grounds to believe the driver was under the influence; whether the driver was lawfully arrested; whether the officer requested a chemical test; whether the driver refused the test; and whether the driver was informed of the consequences of refusal. If the hearing officer finds that the state has not met its burden on any of these elements, the revocation may be set aside. However, the standard of proof at the administrative hearing is lower than in a criminal trial, making successful challenges less common. You can find more information about hearing requests on the Utah DLD DUI page.

Does Implied Consent Apply to Blood and Urine Tests in Utah?

Yes. Utah’s implied consent law covers breath, blood, and urine tests. The officer has discretion to choose which test or tests to administer, though the driver may be given a choice in some circumstances. Blood tests are typically used when the officer suspects drug impairment or when the driver is incapable of providing a breath sample due to injury or medical condition. Urine tests are less common but are authorized under the statute.

Refusing any of these tests constitutes a violation of implied consent. A driver who agrees to a breath test but refuses a blood test can still face a refusal revocation. The law treats the refusal of any authorized test as a refusal. This is an important consideration for drivers who might agree to a breath test but hesitate when asked to provide blood. The same 18-month revocation applies regardless of which test the driver refuses.

One unique feature of Utah’s implied consent framework is how it interacts with the state’s 0.05% BAC limit. A driver who provides a sample showing a BAC of 0.05% or higher faces the standard DUI penalties plus an administrative license suspension. But a driver who refuses testing faces a longer revocation period than a driver who provides a sample at or above 0.05%. This creates a legal paradox where refusal carries a more severe administrative penalty than compliance, even when compliance would produce evidence of guilt. The state’s intent is to remove any incentive for refusing, and the data shows that Utah’s refusal rates have remained low compared to states with shorter revocation periods.

What Information Must the Officer Provide Before a Chemical Test?

Utah law requires the arresting officer to inform the driver of the consequences of refusing a chemical test before the test is requested. The officer must read an implied consent advisory that explains the mandatory nature of the test and the penalties for refusal. This advisory typically includes the length of the license revocation, the fact that refusal can be used as evidence in court, and the driver’s limited right to consult with an attorney. If the officer fails to properly read or explain the advisory, the driver may have grounds to challenge the revocation at the administrative hearing.

The duty to inform is a procedural safeguard, but it is not always perfectly executed. Officers may rush through the advisory, fail to read it at all, or read it in a way that does not adequately communicate the consequences. In some cases, language barriers or hearing impairments prevent the driver from understanding the advisory. These issues can form the basis of a challenge to the revocation. However, the courts have generally held that substantial compliance with the advisory requirement is sufficient, meaning minor deviations in wording or delivery do not automatically invalidate the refusal.

Can You Speak to a Lawyer Before Submitting to a Chemical Test in Utah?

Utah law provides a limited right to consult with an attorney before deciding whether to submit to a chemical test. However, this right is narrow compared to the general right to counsel in criminal proceedings. The driver must be permitted to contact an attorney if doing so does not unduly delay the testing process. Courts have held that a brief phone call may be reasonable, but the driver cannot insist on speaking with an attorney at length or waiting for a specific attorney to become available.

The practical challenge is that most drivers do not have their attorney’s phone number memorized, and the time available for consultation is extremely limited. The officer is not required to delay testing indefinitely while the driver attempts to reach an attorney. If the driver cannot reach an attorney within a few minutes, the officer may proceed with the test request. Refusal to answer the test request after a reasonable attempt to consult with counsel is treated as a refusal under the implied consent law.

Understanding Utah’s implied consent law is critical for anyone who drives in the state. The decision to refuse a chemical test carries significant consequences that go beyond the criminal DUI case. An automatic license revocation can disrupt employment, family responsibilities, and daily life for 18 months or longer. While the implied consent hearing provides an opportunity to challenge the revocation, the process is time sensitive and procedurally complex. Anyone facing a DUI stop in Utah should be aware that the implied consent law gives them very limited options, and the safest course is to understand the law before making a decision at the roadside.

About the Author: Daniel Banks is a legal content strategist who writes about Utah criminal defense, DUI law, and personal injury law. His work helps individuals facing criminal charges understand their legal rights and options under Utah law.

This article is for informational purposes only and does not constitute legal advice. Consult with a qualified Utah criminal defense attorney for advice specific to your situation.