Utah Window Tint Law: Requirements, Fines & Compliance Guide 2025

Utah Car Tint Law: An Overview

Utah’s car window tinting laws are designed to balance aesthetic preferences, privacy, and safety while ensuring compliance with state regulations. These laws specify the allowable levels of Visible Light Transmission (VLT), which measures the percentage of light that can pass through a window. Understanding these regulations is essential for vehicle owners to avoid fines and ensure road safety.


Quick Reference Table: Utah Tint Limits

Window LocationMinimum VLT AllowedNotes
Windshield70% below AS-1 lineNon-reflective tint allowed above the AS-1 line (top 4 inches)
Front Side Windows35%Applies to driver and passenger side windows
Back Side WindowsAny darknessNo restrictions on VLT percentage
Rear WindowAny darknessDual side mirrors required if tinted

Understanding VLT Measurements and Their Importance

Visible Light Transmission (VLT) is a critical factor in window tinting laws. It refers to the percentage of light that passes through both the glass and any applied tint film. For example, a 70% VLT means that 70% of visible light can penetrate the window, while a darker tint with a 35% VLT allows only 35% of light through.

Why VLT Matters:

  • Safety: Higher VLT percentages ensure better visibility, especially at night or during poor weather conditions.
  • Law Enforcement: Compliance with VLT limits helps law enforcement officers see inside vehicles during traffic stops, enhancing safety for both drivers and officers.
  • Aesthetic Preferences vs. Legal Boundaries: While darker tints provide more privacy and reduce glare, exceeding legal limits can result in fines and mandatory removal.

For Utah drivers, understanding these percentages is vital for selecting a tint that meets both personal preferences and legal requirements.


Key Considerations for Vehicle Owners:

  1. Windshield Regulations: In Utah, only non-reflective tints are permitted above the AS-1 line or the top 4 inches of the windshield. Below this line, a minimum of 70% VLT is required.
  2. Front Side Windows: These must allow at least 35% of visible light through to ensure visibility for drivers and law enforcement.
  3. Back Side and Rear Windows: These windows have no restrictions on darkness, but vehicles with heavily tinted rear windows must have dual side mirrors for safe driving.

By adhering to these guidelines, vehicle owners can enjoy the benefits of tinted windows while avoiding legal complications.


Tint Reflection & Color Restrictions

AspectRegulationDetails
Maximum Reflection (Front)No metallic or mirrored appearanceReflective tints are prohibited
Maximum Reflection (Back)No metallic or mirrored appearanceReflective tints are prohibited
Restricted ColorsRed, blue, yellowEmergency/warning colors are banned
Legal ColorsNeutral tones like black, grayCommonly used options

Reflection Regulations: Why They Matter

Reflective or metallic tints are illegal in Utah because they can cause glare for other drivers and reduce visibility. This rule ensures that all vehicles maintain safe driving conditions for everyone on the road. Additionally, restricting emergency colors like red, blue, and yellow prevents confusion with law enforcement or emergency vehicles.

Practical Implications:

  • Drivers should avoid any tint films with a mirrored finish or metallic elements.
  • When selecting a tint color, neutral tones such as black or gray are recommended to comply with state laws.

By following these guidelines, vehicle owners can enhance their car’s appearance without compromising safety or legality.

Tint Reflection & Color Restrictions

AspectRegulationDetails
Maximum Reflection (Front)No metallic or mirrored appearanceReflective tints are prohibited
Maximum Reflection (Back)No metallic or mirrored appearanceReflective tints are prohibited
Restricted ColorsRed, blue, yellowEmergency/warning colors are banned
Legal ColorsNeutral tones like black, grayCommonly used options

Reflection Regulations: Why They Matter

Reflective or metallic tints are illegal in Utah because they can cause glare for other drivers and reduce visibility. This rule ensures that all vehicles maintain safe driving conditions for everyone on the road. Additionally, restricting emergency colors like red, blue, and yellow prevents confusion with law enforcement or emergency vehicles.

Practical Implications:

  • Drivers should avoid any tint films with a mirrored finish or metallic elements.
  • When selecting a tint color, neutral tones such as black or gray are recommended to comply with state laws.

By following these guidelines, vehicle owners can enhance their car’s appearance without compromising safety or legality.


Multi-Vehicle Regulations Table

Vehicle TypeSpecial RegulationsNotes
Passenger Vehicle35% VLT for front side windowsNo restrictions on back windows
SUV/Van35% VLT for front side windowsNo restrictions on back windows
MPV35% VLT for front side windowsNo restrictions on back windows
Commercial VehicleSpecific business exemptionsMay vary based on use

Why Different Vehicles Have Different Requirements

Different types of vehicles have varying window tint requirements due to their design and purpose. For instance, SUVs and vans often have larger rear compartments that benefit from darker tints for privacy and temperature control. Meanwhile, passenger vehicles must adhere to stricter front window regulations to ensure driver visibility and safety.

Factors Influencing Variations:

  • Vehicle Design: Larger vehicles like SUVs and vans may require more privacy or temperature control.
  • Purpose of Use: Commercial vehicles might have exemptions depending on their operational needs.
  • Safety Considerations: Ensuring clear visibility for drivers is paramount across all vehicle types.

Understanding these distinctions helps vehicle owners comply with the law while meeting their specific needs.

Medical Exemptions Qualification Table

Medical ConditionAllowanceDocumentation Required
PhotosensitivityModified limits allowedDoctor’s recommendation and details
Skin conditions (e.g., lupus)Modified limits allowedPhysician’s certification
Other light-sensitive conditionsCase-by-case basisDetailed medical documentation

Medical Exemptions: Process and Importance

Utah allows medical exemptions for window tinting under specific circumstances where sunlight exposure adversely affects an individual’s health. These exemptions are granted on a case-by-case basis by the Utah Highway Patrol (UHP). Here’s how the process works:

  1. Doctor’s Recommendation: A licensed physician must provide a detailed letter outlining the medical condition that necessitates darker window tints. This letter should explain how sunlight impacts the individual’s health and how tinted windows would alleviate these issues.
  2. Application Submission: The applicant must submit the doctor’s recommendation to the UHP along with a formal request for an exemption letter.
  3. Approval and Compliance: If approved, the UHP issues an exemption letter specifying the allowable tint percentage. This letter must be kept in the vehicle at all times.
  4. Renewal: Medical exemptions must be renewed periodically (usually annually) to ensure continued compliance with state laws.

Why Medical Exemptions Exist

Medical exemptions are crucial for individuals with conditions such as photosensitivity or lupus that make exposure to sunlight harmful. By allowing darker tints, these exemptions help protect their health while maintaining compliance with safety standards.

Key Considerations:

  • Exemptions apply only to the specific vehicle listed in the application.
  • The exemption letter must be presented to law enforcement during traffic stops or inspections.
  • Non-compliance with exemption terms can result in penalties.

Fine Structure Table

Violation TypeFirst OffenseSubsequent Offense
Non-compliance with VLT limits$70–$100 fineIncreased fines or misdemeanor charges
Failure to carry exemption letter$60 fineAdditional penalties
Medical exemption misuse$100 finePossible revocation of exemption

Penalties for Non-Adherence

Violating Utah’s tint laws can lead to significant consequences. The penalties include fines, potential misdemeanor charges, and even mandatory removal of illegal tints. Here’s a breakdown of what happens if you fail to comply:

  1. First Offense: Typically results in a “fix-it” ticket, requiring you to remove non-compliant tint within 14 days and provide proof of correction to avoid further fines.
  2. Repeat Offenses: Lead to higher fines and may result in points being added to your driver’s license.
  3. Severe Violations: Blatant disregard for tint laws can escalate to a Class C misdemeanor, which carries more severe penalties such as higher fines or even jail time.

Enforcement Example:

If an officer suspects illegal tint during a traffic stop, they may use a tint meter to measure VLT levels. If the tint is too dark, you could receive a citation and be required to remove it.


Testing Methods Table

MethodDescriptionUsed By
Light MeterMeasures VLT percentageLaw enforcement
Visual InspectionQuick assessment of tint darknessLaw enforcement
Certification CheckVerifies compliance with manufacturer standardsInspection stations

How Tint Testing Is Conducted

Law enforcement officers use various methods to ensure compliance with Utah’s tint laws:

  • Light Meters: These devices measure the exact VLT percentage of a window’s tint. They are typically used during traffic stops when an officer suspects a violation.
  • Visual Inspections: Officers may visually assess whether a tint appears excessively dark. If it does, they may conduct further testing using a light meter.
  • Certification Checks: During routine inspections or vehicle registration renewals, officials may verify that installed tints meet legal standards.

What Vehicle Owners Should Expect:

  • Be prepared for random checks by law enforcement if your vehicle’s tint appears suspiciously dark.
  • Ensure your window tints comply with Utah’s legal limits or carry proper documentation if you have an exemption.

Comparison with Neighboring States

StateFront WindowsBack WindowsSpecial Notes
Utah35%Any darknessDual side mirrors required for back tinted windows
Idaho35%35%Consistent VLT across all windows
Colorado27%Any darknessSimilar to Utah but slightly lower front VLT
Nevada35%Any darknessSimilar to Utah
Wyoming28%Any darknessSlightly stricter front window VLT

Interstate Considerations

Utah’s window tint laws are relatively strict compared to its neighboring states. For example, Idaho requires a consistent 35% VLT for all windows, while Colorado and Nevada allow darker tints on rear windows without restrictions. Wyoming’s front window VLT limit is slightly stricter at 28%, but it aligns with Utah’s approach to rear windows.

Why Understanding Regional Differences Matters:

  • Relocation Challenges: Drivers moving to Utah from states like Idaho or Wyoming may need to adjust their tint to meet Utah’s stricter front window requirements.
  • Travel Considerations: When driving across state lines, understanding the differences in tint laws can help avoid citations. For instance, a vehicle compliant in Colorado might still face issues in Utah if its front windows have a VLT below 35%.

By being aware of these regional variations, drivers can ensure compliance and avoid unnecessary fines while traveling.


Common Myths & Facts

MythFactLegal Basis
“All dark tints are illegal.”Only tints below the legal VLT limit are prohibited.Utah Code §41-6a-1635
“Reflective tints are allowed.”Reflective or mirrored tints are strictly banned.Utah Administrative Code R714-160
“Medical exemptions are available in Utah.”No medical exemptions are currently allowed.Confirmed by recent legislative updates .

Addressing Misconceptions

Misunderstandings about window tint laws can lead to unnecessary violations or missed opportunities for compliance. Here are some common myths clarified:

  1. Dark Tints Are Not Always Illegal: While darker tints like those with a 5% VLT (commonly called “limo tints”) are illegal for front side windows in Utah, they are perfectly legal for rear windows as long as the vehicle has dual side mirrors.
  2. Reflective Tints Are Prohibited: Many drivers mistakenly believe that metallic or mirrored tints enhance safety by reducing glare. However, these tints are banned in Utah due to their potential to cause visibility issues for other drivers.
  3. No Medical Exemptions in Utah: Unlike many states that allow medical exemptions for conditions like photosensitivity, Utah does not currently offer this option.

Consequences of Believing Myths:

Failing to understand the law can result in repeated citations or costly modifications to bring a vehicle into compliance. Staying informed helps drivers avoid these pitfalls.

Post-Installation Requirements Table

RequirementTimelineNotes
Certification stickerImmediateMust be placed on the driver’s side window
DocumentationWithin 30 daysKeep proof of compliance in vehicle
Registration updateIf requiredNotify DMV of any significant changes

Importance of Proper Documentation and Certification

After installing window tints, it is crucial for vehicle owners to ensure they have the necessary documentation and certifications to demonstrate compliance with Utah’s tint laws. Here’s why these requirements matter:

  1. Certification Sticker: This sticker serves as a quick reference for law enforcement officers during traffic stops or inspections. It should be placed on the driver’s side window to indicate that the tint meets legal standards.
  2. Documentation: Owners should retain proof of purchase and installation details from a certified professional. This documentation can be critical if there is any dispute regarding compliance or if a vehicle owner is challenged by law enforcement.
  3. Registration Update: While not always necessary, it is advisable to update vehicle registration details with the DMV if significant modifications are made. This ensures all records accurately reflect the vehicle’s current condition.

Key Considerations:

  • Failure to display a certification sticker or provide documentation when requested can result in fines or mandatory removal of non-compliant tints.
  • Keeping accurate records helps protect vehicle owners from unjust penalties and facilitates smoother interactions with law enforcement.

Amendment Timeline Table

DateChangeImpact
2010Introduction of dual mirror requirementEnhanced safety for vehicles with dark rear tints
2015Ban on reflective tintsImproved road safety by reducing glare
2020Clarification on medical exemptionsNo exemptions allowed; increased clarity for enforcement

Evolution of Utah’s Tint Laws

Utah’s window tint laws have evolved over time to address emerging safety concerns and technological advancements in tint materials. Here’s a look at some key amendments:

  1. 2010 – Dual Mirror Requirement: This change mandated that vehicles with heavily tinted rear windows must have dual side mirrors. The amendment aimed to improve visibility for drivers and enhance road safety.
  2. 2015 – Ban on Reflective Tints: Reflective or mirrored tints were prohibited due to their potential to cause glare and reduce visibility for other drivers. This amendment was part of broader efforts to ensure safer driving conditions.
  3. 2020 – Medical Exemption Clarification: The state clarified that no medical exemptions would be granted for window tints, aligning with a stricter interpretation of existing laws. This change aimed to eliminate confusion and ensure uniform enforcement across the state.

Why These Changes Were Implemented:

  • Amendments are often driven by safety considerations, technological advancements, or public feedback.
  • Each change reflects Utah’s commitment to maintaining safe roadways while balancing individual preferences for vehicle customization.

Official Contacts Table

DepartmentContact InfoPurpose
DMVPhone: (801) 297-7780Vehicle registration/general inquiries
Utah Highway PatrolPhone: (801) 965-4518Enforcement questions and clarifications
Utah Department of Public SafetyWebsite: dps.utah.govGeneral safety regulations and updates

When and Why to Contact These Authorities

Understanding when to reach out to official departments can help vehicle owners navigate compliance issues effectively:

  1. DMV (Department of Motor Vehicles): Contact the DMV for questions related to vehicle registration, title transfers, or any updates needed after tint installation. They can also provide guidance on ensuring your vehicle meets all state requirements.
  2. Utah Highway Patrol (UHP): The UHP is the primary enforcement body for traffic laws in Utah. If you have questions about specific tint regulations or need clarification on enforcement procedures, they are the best point of contact.
  3. Utah Department of Public Safety: For broader inquiries about safety regulations or recent updates to tint laws, the Department of Public Safety’s website offers resources and contact information for further assistance.

Importance of Official Contacts:

  • These authorities provide accurate and up-to-date information that can help avoid misunderstandings or non-compliance.
  • Reaching out to these departments ensures that vehicle owners receive authoritative guidance tailored to their specific situation.

Writing Tips for Understanding Tint Laws

  1. Include Specific Statute Numbers: Always refer to the exact legal statutes when discussing tint laws to provide clarity and authority.
  2. Explain Legal Terminology: Break down complex legal terms into simple language to ensure understanding by a broad audience.
  3. Use Real Enforcement Examples: Illustrate how laws are applied in real-world scenarios to highlight their practical implications.
  4. Include Recent Legal Updates: Stay informed about the latest amendments or changes in tint laws to provide current advice.
  5. Cite Official Sources: Use information from official state websites or documents to ensure accuracy and reliability.
  6. Address Common Violations: Discuss frequent mistakes made by vehicle owners and how to avoid them.
  7. Provide Contact Information: Always include details for relevant authorities so readers know where to seek further assistance.

By following these tips, individuals can better understand and comply with Utah’s window tint laws while avoiding potential pitfalls.

Citations:
[1] https://alexsautohaus.com/whats-the-legal-limit-for-tinted-windows-in-utah/
[2] https://windowstintlaw.com/tint-laws-by-state/utah-tint-laws/
[3] https://thetintlaws.com/utah-tint-laws/
[4] https://sunblockwindowtint.com/laws/
[5] https://precisiontintutah.com/blog/what-is-the-legal-tint-in-utah/
[6] https://visualconceptsslc.com/tint-laws/
[7] https://www.protintutah.com/car-tint-utah/utah-tint-laws/
[8] https://www.tinting-laws.com/utah/
[9] https://tintwiz.com/window-tint-laws/utah
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[18] https://www.protintutah.com/car-tint-utah/utah-tint-laws/
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[20] https://myeyerx.net/window-tint-laws-by-state/utah-legal-tint/
[21] https://precisiontintutah.com/blog/understanding-utahs-window-tint-laws-can-cops-pull-you-over/
[22] https://www.tinting-laws.com/medical-exemptions/
[23] https://www.youtube.com/watch?v=BzXGipXAIS0
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[27] https://www.glasshopperautoglass.com/utah-window-tint-laws/
[28] https://kslnewsradio.com/1965144/car-window-tint-can-now-be-darker-after-utah-lawmakers-approve-bill/
[29] https://www.ksl.com/article/50364020/utah-passes-change-to-window-tinting-law-after-gaining-support-from-law-enforcement
[30] https://www.raynofilm.com/blog/automotive-window-tint-laws-by-state
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