No person licensed under W.Va. Code Ch. 60 shall:
(a) Sell alcoholic liquors of a kind other than that which is permissible under W.Va. Code Ch. 60;
(b) Sell beer to which wine, spirits or alcohol has been added;
(c) Sell wine to which other alcoholic spirits have been added, otherwise than as required in the manufacture thereof under regulations of the West Virginia Alcohol Beverage Control Commissioner;
(W.Va. Code § 60-6-8)
(d) (1) Sell alcoholic liquors or non-intoxicating beer to a person who is:
(a) Less than 21 years of age;
(b) An habitual drunkard;
(c) Intoxicated;
(d) Addicted to the use of any controlled substance as defined by W.Va. Code Ch. 60A; or
(e) Mentally incompetent.
(2) It shall be a defense to a violation of subsection (d)(1)(a) above if the seller shows that the purchaser:
(a) Produced written evidence which showed his or her age to be at least the required age for purchase and which bore a physical description of the person named on the writing which reasonably described the purchaser; or
(b) Produced evidence of other facts that reasonably indicated at the time of sale that the purchaser was at least the required age.
(W.Va. Code § 60-3-22)
(e) Keep on the premises covered by his or her license any alcoholic liquor other than that which is authorized by W.Va. Code Ch. 60.
(W.Va. Code § 60-6-8)