Ind. Code § 35-42-3-4
(a) A person who, with the intent to deprive another person of child custody rights, knowingly or intentionally:
(2) violates a child custody order of a court by failing to return a person who is less than eighteen (18) years of age to Indiana;
commits interference with custody, a Level 6 felony. However, the offense is a Level 5 felony if the other person is less than fourteen (14) years of age and is not the person's child, and a Level 4 felony if the offense is committed while armed with a deadly weapon or results in serious bodily injury to another person.
(b) A person who with the intent to deprive another person of custody or parenting time rights:
(3) knowingly or intentionally conceals;
a person who is less than eighteen (18) years of age commits interference with custody, a Class C misdemeanor. However, the offense is a Class B misdemeanor if the taking, concealment, or detention is in violation of a court order.
(f) It is a defense to a prosecution under this section that the accused person:
(2) reasonably believed the child was threatened;
which resulted in the child not being timely returned to the other parent resulting in a violation of a child custody order.
As added by P.L.49-1989, SEC.22. Amended by P.L.162-1990, SEC.1; P.L.68-2005, SEC.60; P.L.164-2007, SEC.2; P.L.158-2013, SEC.435.