Section 5-26-201 - Bigamy(a) A person commits bigamy if, being married, he or she purports to marry another person.(b) It is an affirmative defense to a prosecution under this section that at the time of the alleged offense the actor:(1) Reasonably believed that the prior spouse was dead;(2) Had lived apart from the prior spouse for five (5) consecutive years throughout which time the prior spouse was not known to the actor to be alive;(3) Reasonably believed that a court had ordered a valid termination or annulment of the prior marriage; or(4) Otherwise reasonably believed that the actor was legally eligible to marry.(c) Bigamy is a Class A misdemeanor.Acts 1975, No. 280, § 2402; A.S.A. 1947, § 41-2402.