In this subchapter:
(1) “Cigarette” has the meaning assigned by § 154.001, Tax Code.
(1-a) (A) “E-cigarette” means:
(i) an electronic cigarette or any other device that simulates smoking by using a mechanical heating element, battery, or electronic circuit to deliver nicotine or other substances to the individual inhaling from the device; or
(ii) a consumable liquid solution or other material aerosolized or vaporized during the use of an electronic cigarette or other device described by this subdivision.
(B) The term “e-cigarette” does not include a prescription medical device unrelated to the cessation of smoking.
(C) The term “e-cigarette” includes:
(i) a device described by this subdivision regardless of whether the device is manufactured, distributed, or sold as an e-cigarette, e-cigar, or e-pipe or under another product name or description; and
(ii) a component, part, or accessory for the device, regardless of whether the component, part, or accessory is sold separately from the device.
(1-b) “Minor” means a person under 21 years of age.
(2) “Permit holder” has the meaning assigned by § 147.0001 of this code or § 154.001 or 155.001, Tax Code, as applicable.
(3) “Retail sale” means a transfer of possession from a retailer to a consumer in connection with a purchase, sale, or exchange for value of cigarettes, e-cigarettes, or tobacco products.
(4) “Retailer” means a person who engages in the practice of selling cigarettes, e-cigarettes, or tobacco products to consumers and includes the owner of a coin-operated cigarette, e-cigarette, or tobacco product vending machine. The term includes a retailer as defined by § 154.001 or 155.001, Tax Code, and an e-cigarette retailer as defined by § 147.0001 of this code, as applicable.
(5) “Tobacco product” has the meaning assigned by § 155.001, Tax Code.
(6) “Wholesaler” has the meaning assigned by § 154.001 or 155.001, Tax Code, as applicable.