Ala. Code § 8-19-13 : — COMMERCIAL LAW AND CONSUMER PROTECTIONDECEPTIVE TRADE PRACTICES —19-13 - Defense TEXT PDF Any person against whom any civil action or proceeding is brought pursuant to this chapter shall have a defense to such action or proceeding upon a showing by a preponderance of the evidence presented that such person did not knowingly commit any act or knowingly engage in any activity which constitutes a violation of any provision of this chapter. Ala. Code § 8-19-13 (1975) Acts 1981, No. 81-355, p. 510, §13.