1. A person commits the offense of incest if he or she marries or purports to marry or engages in sexual intercourse or deviate sexual intercourse with a person he or she knows to be, without regard to legitimacy, his or her:

(1) Ancestor or descendant by blood or adoption; or

Attorney's Note

Under the Missouri Laws, punishments for crimes depend on the classification. In the case of this section:
ClassPrisonFine
Class E felonyup to 4 yearsup to $10,000
For details, see Mo. Rev. Stat.§ 558.011

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Terms Used In Missouri Laws 568.020

  • person: may extend and be applied to bodies politic and corporate, and to partnerships and other unincorporated associations. See Missouri Laws 1.020
  • Probation: A sentencing alternative to imprisonment in which the court releases convicted defendants under supervision as long as certain conditions are observed.

(2) Stepchild, while the marriage creating that relationship exists; or

(3) Brother or sister of the whole or half-blood; or

(4) Uncle, aunt, nephew or niece of the whole blood.

2. The offense of incest is a class E felony.

3. The court shall not grant probation to a person who has previously been found guilty of an offense under this section.