It is a defense that the person who engaged in the prohibited conduct was reasonably mistaken about a matter of fact, if the mistake negates the culpability required for commission of the offense.
IC 35-41-3-7
It is a defense that the person who engaged in the prohibited conduct was reasonably mistaken about a matter of fact, if the mistake negates the culpability required for commission of the offense.
IC 35-41-3-7