Alaska Stat. § 11.41.432
(a) It is a defense to a crime charged under AS 11.41.410(a)(3), 11.41.420(a)(2), 11.41.420(a)(3), 11.41.425, or 11.41.427 that the offender is
(c) It is an affirmative defense to a crime charged under AS 11.41.425(a)(5) or 11.41.427(a)(4) that