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Texas driver's licenses come with different restriction codes that appear on the physical card and in the state's driving record system. These restrictions are conditions that limit how or when a person can drive. The Texas Department of Public Safety (DPS) issues restrictions based on medical evaluations, test results, or court orders related to driving violations.
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Restrictions are marked with letters on your license. For example, restriction "B" means you must wear corrective lenses while driving. Restriction "D" means you must use a hearing aid. Some restrictions relate to vehicle modifications, like hand controls or left foot accelerators for drivers with physical limitations. Others restrict when you can drive, such as daylight-only driving or restrictions on highway speeds.
Understanding what your restrictions mean is important because violating them can result in traffic citations and fines. A violation of a license restriction can be treated as driving without a valid license in some situations. This could lead to points on your driving record, increased insurance rates, or license suspension.
Texas maintains over 17 million active driver's licenses. According to DPS data, restrictions are placed on licenses for medical, physical, or safety reasons. The state updates restriction codes regularly to reflect changes in driving safety standards and technology.
Practical takeaway: Check your Texas driver's license to see if any restriction codes appear in the lower left section. If you see restriction letters but don't understand what they mean, you can contact DPS or visit their website for a complete list of restriction codes and their definitions.
Medical restrictions are among the most common types placed on Texas licenses. These restrictions require drivers to meet specific health-related conditions while operating a vehicle. A driver with a seizure disorder, for instance, may receive a restriction requiring that a licensed medical professional clear them to drive before their license becomes valid again.
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Vision-related restrictions are particularly common. If a driver fails the vision screening during license renewal, DPS may add restriction "B" (corrective lenses required). This means the driver must wear glasses or contact lenses every time they operate a motor vehicle. Driving without corrective lenses when this restriction is in place constitutes a violation.
Hearing restrictions affect some drivers. Restriction "D" requires the use of a hearing aid while driving. A driver with moderate to severe hearing loss may receive this restriction if they can demonstrate safe driving ability while using appropriate hearing devices.
Physical limitations also result in restrictions. A driver who has lost use of their legs might receive restrictions requiring a vehicle equipped with hand controls. A driver missing their right foot might be restricted to vehicles with left foot accelerators. These vehicle modification restrictions ensure drivers can operate their vehicles safely and legally.
Drivers with medical conditions that could affect their ability to drive must inform the DPS if their condition changes or worsens. Some medical restrictions include conditions like epilepsy, diabetes requiring insulin, or heart conditions. In Texas, drivers cannot have certain restrictions added or removed without proper medical evaluation and documentation.
Practical takeaway: If you have a chronic health condition, ask your doctor whether it might affect your driving safety. If you receive a medical restriction on your license, follow it carefully. If your condition improves or changes, contact DPS about whether your restrictions should be modified.
Texas has specific rules for drivers under 18 years old, and many restrictions automatically apply based on age. These restrictions exist because drivers aged 16-17 have higher crash rates than older drivers. According to the National Highway Traffic Safety Administration, teen drivers have the highest crash rates per mile driven compared to any other age group.
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In Texas, a 16-year-old with a Class D license cannot drive between midnight and 5 a.m. unless they are traveling to or from work, school, church, or another essential activity. This nighttime driving restriction reflects research showing that teen crashes involving other teens as passengers increase significantly late at night.
Teen drivers with restrictions also cannot use cell phones while driving, except in genuine emergencies. This includes texting, email, or social media use. Using a phone while driving under 18 results in a traffic citation. The restriction applies even if the driver is using hands-free technology in many cases.
Passengers under 21 are also restricted for teen drivers under 18. A 16-year-old cannot have more than one unrelated passenger under 21 in the vehicle unless a licensed adult age 25 or older is present. This passenger restriction recognizes that peer pressure and distraction from other young people increase crash risk.
These age-based restrictions remain in place until the driver turns 18. Once a driver reaches 18, they can apply for an unrestricted Class C license, though some restrictions may remain if they were placed for other reasons like medical conditions or conviction-related requirements.
Practical takeaway: If you are a teen driver in Texas, know exactly what restrictions apply to your license type. Review the restrictions printed on your license and the documentation you received when you got your license. Understanding these rules helps you avoid violations and drive more safely.
Certain traffic violations and criminal convictions result in license restrictions or suspensions. These restrictions are imposed by the court system or the DPS as a consequence of breaking traffic laws. Common violations that trigger restrictions include driving while intoxicated (DWI), reckless driving, speeding excessively, and hit-and-run violations.
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A DWI conviction in Texas typically results in an automatic license suspension, often followed by restrictions when the license is reinstated. Many drivers with DWI convictions receive restricted licenses that require installation of an ignition interlock device (IID). This device prevents the vehicle from starting if the driver has consumed alcohol. The driver must provide a breath sample before starting the vehicle and at random times while driving.
Texas law also allows courts to impose "hardship licenses" or "occupational licenses" that let drivers operate vehicles for work, school, medical, or family purposes despite having a suspended license. However, these licenses come with strict restrictions limiting where and when driving is permitted. Violating the terms of a hardship license can result in criminal charges.
Reckless driving convictions can result in license suspension for up to six months for a first offense. If the person has prior violations, suspension periods can extend longer. After suspension, restrictions may apply to the reinstated license, such as mandatory driver safety courses before reinstatement or requirements to maintain clean driving records for specified periods.
Some convictions result in mandatory substance abuse or traffic school requirements before license reinstatement. Texas requires drivers convicted of certain offenses to complete approved education programs and provide proof of completion to DPS before regaining full driving privileges.
Practical takeaway: If you receive a traffic citation, understand the potential consequences before pleading guilty or paying the fine. Some violations result in permanent restrictions or suspensions. Consider consulting about your options. If your license is suspended or restricted due to a conviction, learn the exact terms and requirements for reinstatement.
Some drivers need special vehicle equipment to operate a motor vehicle safely due to physical limitations. Texas allows restrictions that require specific vehicle modifications, and drivers must comply with these requirements or face violations for driving an improper vehicle.
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Hand control systems are among the most common modifications. A driver with limited or no use of their legs might have a restriction requiring hand controls for acceleration and braking. These systems allow drivers to operate pedals using hand-operated levers installed on the steering column or dashboard.
Left foot accelerators allow drivers missing their right foot or leg to operate the gas pedal with their left foot. This modification requires a special pedal box installed by certified technicians. A driver with this restriction cannot legally operate a standard vehicle with the accelerator in its normal position.
Automatic transmissions are sometimes required for drivers who cannot operate manual transmission vehicles due to physical limitations. A driver restricted to automatic transmissions cannot legally drive manual transmission vehicles, even if they believe they can do so safely.
Mirrors and vision enhancement equipment represent another category of restrictions. A driver with significant vision loss might be restricted to vehicles with side mirror extensions or other visibility aids. Some drivers require specially positioned mirrors adjusted to compensate for blind spots created by physical limitations.
Adaptive steering systems also qualify as vehicle modification restrictions. Power steering is often required for drivers with limited arm or grip strength. The restriction ensures the driver operates a vehicle where they can maintain steering control in emergency situations.
This guide is for general information only and is not medical, financial, legal, or other professional advice. For decisions specific to your situation, consult a qualified professional. See our Editorial Policy.