Section 106.06. Purchase of Alcohol for a Minor; Furnishing Alcohol to a Minor                      

(a) Except as provided in Subsection (b) of this section, a person commits an offense if he purchases an alcoholic beverage for or gives or with criminal negligence makes available an alcoholic beverage to a minor.

(b) A person may purchase an alcoholic beverage for or give an alcoholic beverage to a minor if he is the minor’s adult parent, guardian, or spouse, or an adult in whose custody the minor has been committed by a court, and he is visibly present when the minor possesses or consumes the alcoholic beverage.

(c) An offense under this section is a Class A misdemeanor.