Indiana Code - Criminal Law and Procedure - Title 35, Section 35-46-1-3

Incest

Sec. 3. (a) A person eighteen (18) years of age or older who
engages in sexual intercourse or deviate sexual conduct with another
person, when the person knows that the other person is related to the
person biologically as a parent, child, grandparent, grandchild,
sibling, aunt, uncle, niece, or nephew, commits incest, a Class C
felony. However, the offense is a Class B felony if the other person
is less than sixteen (16) years of age.

(b) It is a defense that the accused person's otherwise incestuous
relation with the other person was based on their marriage, if it was
valid where entered into.

As added by Acts 1976, P.L.148, SEC.6. Amended by Acts 1977,
P.L.340, SEC.86; P.L.158-1987, SEC.5; P.L.79-1994, SEC.16.

Last modified: May 24, 2006