walk and turn test process

Walk and Turn Test

Field sobriety tests are roadside tests police conduct during a traffic stop in Illinois to determine if a driver is impaired or unlawfully under the influence of alcohol or another chemical substance. The walk-and-turn test is one of the most commonly used field sobriety tests. The National Highway Traffic Safety Administration (NHTSA) also considers it…

one leg stand testing process

One Leg Stand Test

If you have ever been pulled over by a police officer in Illinois, even if for a simple traffic violation, you know it can make you nervous. A nervous state, however, is not your friend if that traffic stop turns into a drunk driving investigation, and you are asked to perform a one-leg-stand test (OLS)….

HGN testing

HGN Tests

Horizontal Gaze Nystagmus (HGN) test is one of three standardized field sobriety tests (SFSTs) validated by the National Highway Traffic Safety Administration (NHTSA). It is also a test that police in DuPage, Kane, Kendall, Grundy, and Will County administer frequently during traffic stops when intoxicated driving is suspected. Though the NHTSA recognizes the HGN as…

urine test

Urine Tests

Have you been arrested for driving while under the influence of alcohol or another chemical substance in Illinois? If so, chances are slim that you were asked to provide a urine sample. Not all jurisdictions allow it, but many do. There are many questions about this type of chemical testing in suspected drunk driving and…

blood test

Blood Tests

Intoxicated driving in Illinois is a serious criminal charge. During a DUI investigation, an officer may request a blood sample. This is especially true when an alleged suspect refuses a breathalyzer test or a police officer believes the suspect is intoxicated by drugs. If you do not agree to it, a warrant may be issued,…

breath test checking

Breath Tests

When you have been pulled over and are suspected of drunk driving, you could be asked to provide a breath sample. Misconceptions exist about what your rights are and what these types of tests are. Misunderstandings can lead to more problems, especially if you are facing DUI charges in Illinois At Liberty Law, our DUI…

man holding a steering wheel with a beer

Intoxicated Driving FAQ

Driving while intoxicated (DWI), operating a vehicle under the influence (OVI), or driving under the influence (DUI) are all ways to describe the same thing: intoxicated driving. Intoxication may be the result of alcohol or another chemical substance (e.g., marijuana) or both. To be a criminal offense in DuPage, Will, Kendall, Kane, and Grundy County,…