Driving under the influence or DUI is driving while the driver is intoxicated by alcohol or drugs.
In some states it is known as DWI, driving while intoxicated.
DUI and DWI are criminal offenses in all states.
DWI and DUI laws vary from state to state.
All states have a maximum blood alcohol content (BAC) level to operate a vehicle legally.
DUI and DWI fines are high and penalties are harsh.
The penalties for driving under the influence or driving while intoxicated will depend on whether you have been convicted of a DUI or DWI or similar charge before.
Your driver license will be suspended.
With a suspended driver license and a DUI or DWI on your driving record you will considered a high risk driver.
It will greatly affect how much you pay for car insurance.
And it will be mandatory for you to attend DUI classes.
Find more information on your official state dmv websites.
Source
Licensed agent