Tennessee Code Title 55. Motor and Other Vehicles § 55-10-415

(a)(1) A person sixteen (16) years of age or older but under twenty-one (21) years of age may not drive or be in physical control of an automobile or other motor driven vehicle while:

(A) The alcohol concentration in the person's blood is more than two-hundredths of one percent (0.02%);

(B) Under the influence of alcohol;

(C) Under the influence of any intoxicant, marijuana, narcotic drug, or drug producing stimulating effects on the central nervous system;  or

(D) Under the combined influence of alcohol and any other drug set out in subdivision (a)(1)(C) to a degree that makes the person's driving ability impaired.

(2) For purposes of this section, “drug producing stimulating effects on the central nervous system” has the same meaning and includes the same items set out in former § 55-10-401(b) [repealed].

(b) The fact that any person who drives while under the influence of narcotic drugs or barbital drugs is or has been entitled to use the drugs under the laws of this state does not constitute a defense to the violation of this section.

(c) This section establishes the offense of underage driving while impaired for any person sixteen (16) years of age or older but under twenty-one (21) years of age.  The offense of underage driving while impaired is a lesser included offense of driving while intoxicated.

(d)(1) The offense of underage driving while impaired for a person eighteen (18) years of age or older but under twenty-one (21) years of age is a Class A misdemeanor punishable only by a driver license suspension of one (1) year and by a fine of two hundred fifty dollars ($250).  As additional punishment, the court may impose public service work.

(2) The delinquent act of underage driving while impaired for a person sixteen (16) years of age or older but under eighteen (18) years of age is punishable only by a driver license suspension of one (1) year and by a fine of two hundred fifty dollars ($250).  As additional punishment, the court may impose public service work.

(e) A person sixteen (16) years of age or older but under eighteen (18) years of age who commits the offense of underage driving while impaired commits a delinquent act.


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