TN+Alcohol+Regulations

TN Laws · DUI -  Driving under the influence of alcohol Misdemeanor o Upon conviction for DUI in Tennessee, a person is subject to a maximum sentence of 11 months, 29 days, with a minimum of 48 hours in jail, or a minimum of 7 days in jail if, at the time of the offense, the defendant's blood alcohol level was .20% or higher.