Arkansas Code Title 5. Criminal Offenses § 5-26-201. Bigamy

(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.