Upon conviction of a first offense, illegal possession or consumption of ethyl alcohol by an underage person shall be punished by a fine of not more than two hundred fifty dollars. The court, upon sentencing a defendant pursuant to this paragraph (b), may, in addition to any fine, order that the defendant perform up to twenty-four hours of useful public service, subject to the conditions and restrictions of section
18-1.3-507, and may further order that the defendant submit to and complete an alcohol evaluation or assessment, an alcohol education program, or an alcohol treatment program at such defendant's own expense.