(a) No person having possession of, or exercising dominion and control over, any dwelling unit or private property shall (1) knowingly or recklessly permit any minor to possess alcoholic liquor in violation of subsection (b) of section 30-89 in such dwelling unit or on such private property, or (2) knowing that any minor possesses alcoholic liquor in violation of subsection (b) of section 30-89 in such dwelling unit or on such private property, fail to make reasonable efforts to halt such possession. For the purposes of this subsection, “minor” means a person under twenty-one years of age.
(b) Any person who violates the provisions of subsection (a) of this section shall be guilty of a class A misdemeanor.