New Tn Dui Laws 2025. Dui penalties and sentences in tennessee, and the legal process to outcome driving under the influence crime in tn. Recent changes to tennessee’s dui laws are set to have a substantial impact on how the state investigates and handles dui offenses.
Two new dui laws go into effect on july 1 in tennessee. Drivers under the age of 21 can also face consequences of impaired.