(1) No retail licensee shall give or otherwise supply liquor to any person under the age of twenty-one years, either for his/her own use or for the use of his/her parent or of any other person; or to any person apparently under the influence of liquor; nor shall any licensee or employee thereof permit any person under the said age or in said condition to consume liquor on his/her premises, or on any premises adjacent thereto and under his/her control.
(2) No retail licensee shall permit any person apparently under the influence of liquor to physically possess liquor on the licensed premises.