Section 39-15-302 - Incest(a) A person commits incest who engages in sexual penetration as defined in § 39-13-501, with a person, knowing the person to be, without regard to legitimacy: (1) The person's natural parent, child, grandparent, grandchild, uncle, aunt, nephew, niece, stepparent, stepchild, adoptive parent, adoptive child; or(2) The person's brother or sister of the whole or half-blood or by adoption.(b)(1) Except as provided in subdivision (b)(2), incest is a Class C felony.(2) If the victim of the offense is a minor, incest is a Class B felony and, notwithstanding title 40, chapter 35, the defendant shall be punished as a Range II offender; however, the sentence imposed upon the defendant may, if appropriate, be within Range III but in no case shall it be lower than Range II.Amended by 2023 Tenn. Acts, ch. 283,s 2, eff. 7/1/2023.Acts 1989, ch. 591, § 1; 1990, ch. 1030, § 25.