Child Sexual Abuse
Oklahoma Crimes Against Children
Okla. Stat. tit. 10 § 7115(E)-(F).

Crime:
In Oklahoma, it is unlawful to willfully or maliciously engage in child sexual abuse of a child under eighteen (18) years of age.

Punishment:
Child Sexual abuse is punishable by up to life imprisonment in the custody of the Department of Corrections, or up to one (1) year imprisonment in a county jail and/or a fine between $500 and $5,000. Sexual abuse of a child victim under twelve (12) years of age is punishable by twenty-five (25) years to life imprisonment in the custody of the Department of Corrections, and a fine between $500 and $5,000.

Title 10. Children 
Chapter 71 - Oklahoma Child Abuse Reporting and Prevention Act 
Section 7115 - Abuse, Neglect, Exploitation, or Sexual Abuse of Child - Penalties 

E. Any parent or other person who shall willfully or maliciously engage in child sexual abuse shall, upon conviction, be punished by imprisonment in the custody of the Department of Corrections not exceeding life imprisonment, or by imprisonment in a county jail not exceeding one (1) year, or by a fine of not less than Five Hundred Dollars ($500.00) nor more than Five Thousand Dollars ($5,000.00), or both such fine and imprisonment, except as provided in Section 51.1a of Title 21 of the Oklahoma Statutes or as otherwise provided in subsection F of this section for a child victim under twelve (12) years of age. Except for persons sentenced to life or life without parole, any person sentenced to imprisonment for two (2) years or more for a violation of this subsection shall be required to serve a term of post-imprisonment supervision pursuant to subparagraph f of paragraph 1 of subsection A of Section 991a of Title 22 of the Oklahoma Statutes under conditions determined by the Department of Corrections. The jury shall be advised that the mandatory post-imprisonment supervision shall be in addition to the actual imprisonment. As used in this section, "child sexual abuse" means the willful or malicious sexual abuse, as defined by paragraph 6 of subsection B of Section 7102 of this title, of a child under eighteen (18) years of age by another. 

F. Any parent or other person who shall willfully or maliciously engage in sexual abuse to a child under twelve (12) years of age shall, upon conviction, be punished by imprisonment in the custody of the Department of Corrections for not less than twenty-five (25) years nor more than life imprisonment, and by a fine of not less than Five Hundred Dollars ($500.00) nor more than Five Thousand Dollars ($5,000.00).