If a licensee or his employee or his agent is prosecuted in the municipal court under this article for selling alcoholic liquor to a minor, or permitting a minor to consume alcoholic liquor or to enter or loiter upon the licensed premises, the licensee or his employee or agent may offer in his defense any written statement made by or for such minor prior to the violation, which statement was made and taken pursuant to the laws of Oregon and the rules and regulations of the commission; and such statement shall constitute a prima facie defense. (Ord. 212 § 16, 1977).