Tennessee Code Title 39. Criminal Offenses § 39-17-1321

(1) Within the confines of an establishment open to the public where liquor, wine or other alcoholic beverages, as defined in § 57-3-101(a), or beer, as defined in § 57-6-102, are served for consumption on the premises; and

(2) Consuming any alcoholic beverage listed in subdivision (b)(1).

(c)(1) A violation of this section is a Class A misdemeanor.

(2) In addition to the punishment authorized by subdivision (c)(1), if the violation is of subsection (a), occurs in an establishment described in subdivision (b)(1), and the person has a handgun permit issued pursuant to § 39-17-1351 or § 39-17-1366, such permit shall be suspended in accordance with § 39-17-1352 for a period of three (3) years.