What is a DUI?

The acronym DUI stands for "driving under thespeech, strong odor of alcohol, and incoherence. This
influence," an act that is considered to be a criminalcan lead to a field sobriety test, which will roughly
offense in plenty of countries because it poses someestimate the level of intoxication of the driver.
serious health hazards. It involves driving any type ofIf the field tests show a lack of judgment and motor
vehicle under the influence of drugs and alcohol. In theskills on the part of the driver, the law enforcement
United States alone, 39% of all vehicular accidents areofficer can ask permission to perform a blood alcohol
attributed to DUI. Different states have differentcontent test or BAC. This test can be done through a
punishments for DUI arrests.standard blood test or a special breathalyzer for a less
Most states developed DUI laws as a response toinvasive procedure. The test should be done as soon
federal highway funding mandates. States are requiredas possible because a person's BAC decreases over
to define the legal age for consumption of alcohol, astime as the alcohol is processed by the liver. Once
well as the legal level of intoxication for drunk driving.again, states differ with regard to the legal limit of their
Laws governing DUI in a certain state are required soBAC. Most states have a legal limit of 0.10% BAC, but
as to qualify that state for assistance on federal roada lot of them have lowered their DUI limit to 0.08%
maintenance. Generally speaking, most states have aBAC.
legal drinking age of 21 years old, although there areThis does not mean that drivers cannot drink anymore
some states that allow teens aged 18 and above towhile driving. They can still drink, provided that their
consume alcohol.BAC does not exceed 0.02%. However, other states
Police and law enforcement officers cannot arresthave an absolute zero legal BAC. Once the driver
someone by mere suspicion of DUI alone, though theyexceeds the limit imposed by the state, he or she can
can perform a traffic stop if they find any suspiciousbe immediately charged with DUI and detained in a
driving behavior on the part of the driver. The lawholding cell until he or she becomes sober. A DUI
enforcement officer needs to observe for signs ofsuspect can refuse to take the BAC test and is
intoxication on the part of the driver, such as slurredallowed to call his or her lawyer for legal protection.