In Illinois and most other states, the legal blood alcohol concentration (BAC) limit for drivers is 0.08. Though it is possible to be charged with a DUI with a lower BAC if there is other evidence of intoxication, it becomes more difficult to fight a charge when chemical test results show a BAC of 0.08 or above. However, you may be wondering what happens if you are charged with DUI and your BAC registered at much higher than 0.08.
According to the National Highway Traffic Safety Administration (NHTSA), a driver’s abilities can become significantly more impaired as their BAC increases. At a BAC of 0.15, a driver can experience vomiting and major loss of muscle control and balance, which can make a serious accident much more likely. Illinois aims to curb highly-intoxicated driving behavior by enforcing stricter penalties for drivers who are convicted of DUI with a BAC of at least twice the legal limit, or 0.16.
Increased Penalties for Excessive BAC
In many Illinois DUI cases, the court has some discretion in the sentencing of an offender, allowing a judge to enforce fines, imprisonment, and other consequences according to the specific circumstances. However, when chemical test results indicate a BAC of at least 0.16, mandatory minimum sentencing requirements apply. The specific consequences depend on how many prior DUI convictions the offender has. For example:
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