A. Except as otherwise provided by law, every inmate of a state correctional institution shall have his or her term of imprisonment reduced monthly, based upon the class level to which they are assigned. Earned credits may be subtracted from the total credits accumulated by an inmate, upon recommendation of the institution’s disciplinary committee, following due process, and upon approval of the warden or superintendent. Each earned credit is equivalent to one (1) day of incarceration. Lost credits may be restored by the warden or superintendent upon approval of the classification committee. If a maximum and minimum term of imprisonment is imposed, the provisions of this subsection shall apply only to the maximum term. No deductions shall be credited to any inmate serving a sentence of life imprisonment; however, a complete record of the inmate’s participation in work, school, vocational training, or other approved program shall be maintained by the Department of Corrections for consideration by the paroling authority. No earned credit deductions shall be credited or recorded for any inmate serving any sentence for a criminal act which resulted in the death of a police officer, a law enforcement officer, an employee of the Department of Corrections, or an employee of a private prison contractor and the death occurred while the police officer, law enforcement officer, employee of the Department of Corrections, or employee of a private prison contractor was acting within the scope of his or her employment. No earned credit deductions shall be credited or recorded for any person who is referred to an intermediate revocation facility for violating any of the terms and conditions of probation. B. The Department of Corrections is directed to develop a written policy and procedure whereby inmates shall be assigned to one of four class levels determined by an adjustment review committee of the facility to which the inmate is assigned. The policies and procedures developed by the Department shall include, but not be limited to, written guidelines pertaining to awarding credits for rehabilitation, obtaining job skills and educational enhancement, participation in and completion of alcohol/chemical abuse programs, incentives for inmates to accept work assignments and jobs, work attendance and productivity, conduct record, participation in programs, cooperative general behavior, and appearance. When assigning inmates to a class level, the adjustment review committee shall consider all aspects of the policy and procedure developed by the Department including, but not limited to, the criteria for awarding credits required by this subsection. C. If an inmate is subject to misconduct, nonperformance, or disciplinary action, earned credits may be removed according to the policies and procedures developed by the Department. Earned credits removed for misconduct, nonperformance, or disciplinary action may be restored as provided by Department policy, if any. D. 1. Class levels shall be as follows: a. Class level 1 shall include inmates not eligible to participate in class levels 2 through 4, and shall include, but not be limited to, inmates on escape status. b. Class level 2 shall include an inmate who has been given a work, education, or program assignment, has received a good evaluation for participation in the work, education, or program assignment, and has received a good evaluation for personal hygiene and maintenance of living area. c. Class level 3 shall include an inmate who has been incarcerated at least three (3) months, has received an excellent work, education, or program evaluation, and has received an excellent evaluation for personal hygiene and maintenance of living area. d. Class level 4 shall include an inmate who has been incarcerated at least eight (8) months, has received an outstanding work, education, or program evaluation, and has received an outstanding evaluation for personal hygiene and maintenance of living area. 2. a. Until November 1, 2001, class level corresponding credits are as follows: Class 1 - 0 Credits per month; Class 2 - 22 Credits per month; Class 3 - 33 Credits per month; Class 4 - 44 Credits per month. b. Class level corresponding credits beginning November 1, 2001, for inmates who have ever been convicted as an adult or a youthful offender or adjudicated delinquent as a juvenile for a felony offense enumerated in subsection E of this section are as follows: Class 1 - 0 Credits per month; Class 2 - 22 Credits per month; Class 3 - 33 Credits per month; Class 4 - 44 Credits per month. c. Class level corresponding credits beginning November 1, 2001, for inmates who have never been convicted as an adult or a youthful offender or adjudicated delinquent as a juvenile for a felony offense enumerated in subsection E of this section are as follows: Class 1 – 0 Credits per month; Class 2 – 22 Credits per month; Class 3 – 45 Credits per month; Class 4 – 60 Credits per month. Each inmate shall receive the above specified monthly credits for the class to which he or she is assigned. In determining the prior criminal history of the inmate, the Department of Corrections shall review criminal history records available through the Oklahoma State Bureau of Investigation, Federal Bureau of Investigation, and National Crime Information Center to determine the reported felony convictions of all inmates. The Department of Corrections shall also review the Office of Juvenile Affairs Juvenile Online Tracking System for inmates who were adjudicated delinquent or convicted as a youthful offender for a crime that would be an offense enumerated in subsection E of this section. 3. In addition to the criteria established for each class in paragraph 1 of this subsection, the following requirements shall apply to each of levels 2 through 4: a. satisfactory participation in the work, education, or program assignment at the standard required for the particular class level, b. maintenance of a clean and orderly living area and personal hygiene at the standard required for the particular class level, c. cooperative behavior toward facility staff and other inmates, and d. satisfactory participation in the requirements of the previous class level. 4. The evaluation scale for assessing performance shall be as follows: a. Outstanding - For inmates who display consistently exceptional initiative, motivation, and work habits. b. Excellent - For inmates who display above-average work habits with only minor errors and rarely perform below expectations. c. Good - For inmates who perform in a satisfactory manner and complete tasks as required, doing what is expected, with only occasional performance above or below expectations. d. Fair - For inmates who may perform satisfactorily for some periods of time, but whose performance is marked by obviously deficient and weak areas and could be improved. e. Poor - For inmates whose performance is unsatisfactory and falls below expected and acceptable standards. E. No person ever convicted as an adult or a youthful offender or adjudicated delinquent as a juvenile in this state for any felony offense enumerated in this subsection or a similar felony offense pursuant to the provisions of another state, the United States, or a military court shall be eligible for the credits provided by the provisions of subparagraph c of paragraph 2 of subsection D of this section. Such enumerated offenses include: 1. Assault, battery, or assault and battery with a dangerous weapon as defined by Section 645, subsection C of Section 652 of Title 21, or Section 2-219 of Title 43A of the Oklahoma Statutes; 2. Aggravated assault and battery on a police officer, sheriff, highway patrolman, or any other officer of the law as defined by Section 650, subsection C of Section 650.2, Section 650.5, subsection B of Section 650.6, or subsection C of Section 650.7 of Title 21 of the Oklahoma Statutes; 3. Poisoning with intent to kill as defined by Section 651 of Title 21 of the Oklahoma Statutes; 4. Shooting with intent to kill as defined by Section 652 of Title 21 of the Oklahoma Statutes; 5. Assault with intent to kill as defined by Section 653 of Title 21 of the Oklahoma Statutes; 6. Assault with intent to commit a felony as defined by Section 681 of Title 21 of the Oklahoma Statutes; 7. Assaults while masked or disguised as defined by Section 1303 of Title 21 of the Oklahoma Statutes; 8. Entering premises of another while masked as defined by Section 1302 of Title 21 of the Oklahoma Statutes; 9. Murder in the first degree as defined by Section 701.7 of Title 21 of the Oklahoma Statutes; 10. Solicitation for murder in the first degree as defined by Section 701.16 of Title 21 of the Oklahoma Statutes; 11. Murder in the second degree as defined by Section 701.8 of Title 21 of the Oklahoma Statutes; 12. Manslaughter in the first degree as defined by Section 711 or 712 of Title 21 of the Oklahoma Statutes; 13. Manslaughter in the second degree as defined by Section 716 or 717 of Title 21 of the Oklahoma Statutes; 14. Kidnapping as defined by Section 741 of Title 21 of the Oklahoma Statutes; 15. Burglary in the first degree as defined by Section 1431 of Title 21 of the Oklahoma Statutes; 16. Burglary with explosives as defined by Section 1441 of Title 21 of the Oklahoma Statutes; 17. Kidnapping for extortion as defined by Section 745 of Title 21 of the Oklahoma Statutes; 18. Maiming as defined by Section 751 of Title 21 of the Oklahoma Statutes; 19. Robbery as defined by Section 791 of Title 21 of the Oklahoma Statutes; 20. Robbery in the first degree as defined by Section 797 of Title 21 of the Oklahoma Statutes; 21. Robbery in the second degree as defined by Section 797 of Title 21 of the Oklahoma Statutes; 22. Armed robbery as defined by Section 801 of Title 21 of the Oklahoma Statutes; 23. Robbery by two or more persons as defined by Section 800 of Title 21 of the Oklahoma Statutes; 24. Robbery with dangerous weapon or imitation firearm as defined by Section 801 of Title 21 of the Oklahoma Statutes; 25. Any crime against a child provided for in Section 843.5 of Title 21 of the Oklahoma Statutes; 26. Wiring or equipping any vehicle or structure with explosives as defined by Section 849 of Title 21 of the Oklahoma Statutes; 27. Forcible sodomy as defined by Section 888 of Title 21 of the Oklahoma Statutes; 28. Rape in the first degree as defined by Sections 1111 and 1114 of Title 21 of the Oklahoma Statutes; 29. Rape in the second degree as defined by Sections 1111 and 1114 of Title 21 of the Oklahoma Statutes; 30. Rape by instrumentation as defined by Section 1111.1 of Title 21 of the Oklahoma Statutes; 31. Lewd or indecent proposition or lewd or indecent act with a child as defined by Section 1123 of Title 21 of the Oklahoma Statutes; 32. Sexual battery of a person over 16 as defined by Section 1123 of Title 21 of the Oklahoma Statutes; 33. Use of a firearm or offensive weapon to commit or attempt to commit a felony as defined by Section 1287 of Title 21 of the Oklahoma Statutes; 34. Pointing firearms as defined by Section 1289.16 of Title 21 of the Oklahoma Statutes; 35. Rioting as defined by Section 1311 or 1321.8 of Title 21 of the Oklahoma Statutes; 36. Inciting to riot as defined by Section 1320.2 of Title 21 of the Oklahoma Statutes; 37. Arson in the first degree as defined by Section 1401 of Title 21 of the Oklahoma Statutes; 38. Endangering human life during arson as defined by Section 1405 of Title 21 of the Oklahoma Statutes; 39. Injuring or burning public buildings as defined by Section 349 of Title 21 of the Oklahoma Statutes; 40. Sabotage as defined by Section 1262, 1265.4 or 1265.5 of Title 21 of the Oklahoma Statutes; 41. Extortion as defined by Section 1481 or 1486 of Title 21 of the Oklahoma Statutes; 42. Obtaining signature by extortion as defined by Section 1485 of Title 21 of the Oklahoma Statutes; 43. Seizure of a bus, discharging firearm or hurling missile at bus as defined by Section 1903 of Title 21 of the Oklahoma Statutes; 44. Mistreatment of a vulnerable adult as defined by Section 843.1 of Title 21 of the Oklahoma Statutes; 45. Sex offender providing services to a child as defined by Section 404.1 of Title 10 of the Oklahoma Statutes; 46. A felony offense of domestic abuse as defined by subsection C of Section 644 of Title 21 of the Oklahoma Statutes; 47. Prisoner placing body fluid on government employee as defined by Section 650.9 of Title 21 of the Oklahoma Statutes; 48. Poisoning food or water supply as defined by Section 832 of Title 21 of the Oklahoma Statutes; 49. Trafficking in children as defined by Section 866 of Title 21 of the Oklahoma Statutes; 50. Incest as defined by Section 885 of Title 21 of the Oklahoma Statutes; 51. Procure, produce, distribute, or possess child sexual abuse material as defined by Section 1021.2 of Title 21 of the Oklahoma Statutes; 52. Parental consent to child sexual abuse material as defined by Section 1021.3 of Title 21 of the Oklahoma Statutes; 53. Soliciting minor for indecent exposure as defined by Section 1021 of Title 21 of the Oklahoma Statutes; 54. Distributing obscene material or child sexual abuse material as defined by Section 1040.13 of Title 21 of the Oklahoma Statutes; 55. Child sex trafficking as defined by Section 1030 of Title 21 of the Oklahoma Statutes; 56. Procuring a minor for child sex trafficking or other lewd acts as defined by Section 1087 of Title 21 of the Oklahoma Statutes; 57. Transporting a child under eighteen (18) years of age for purposes of child sex trafficking as defined by Section 1087 of Title 21 of the Oklahoma Statutes; 58. Inducing a minor to engage in child sex trafficking as defined by Section 1088 of Title 21 of the Oklahoma Statutes; 59. A felony offense of stalking as defined by subsection D of Section 1173 of Title 21 of the Oklahoma Statutes; 60. Spread of infectious diseases as defined by Section 1192 of Title 21 of the Oklahoma Statutes; 61. Advocate overthrow of government by force, commit or attempt to commit acts to overthrow the government, organize or provide assistance to groups to overthrow the government as defined by Section 1266, 1266.4 or 1267.1 of Title 21 of the Oklahoma Statutes; 62. Feloniously discharging a firearm as defined by Section 1289.17A of Title 21 of the Oklahoma Statutes; 63. Possession, use, manufacture, or threat of incendiary device as defined by Section 1767.1 of Title 21 of the Oklahoma Statutes; 64. Causing a personal injury accident while driving under the influence as defined by Section 11-904 of Title 47 of the Oklahoma Statutes; or 65. Using a motor vehicle to facilitate the discharge of a firearm as defined by Section 652 of Title 21 of the Oklahoma Statutes. F. The policy and procedure developed by the Department of Corrections shall include provisions for adjustment review committees of not less than three members for each such committee. Each committee shall consist of a classification team supervisor who shall act as chairman, the case manager for the inmate being reviewed or classified, a correctional officer or inmate counselor, and not more than two other members, if deemed necessary, determined pursuant to policy and procedure to be appropriate for the specific adjustment review committee or committees to which they are assigned. At least once every four (4) months the adjustment review committee for each inmate shall evaluate the class level status and performance of the inmate and determine whether the class level for the inmate should be changed. Any inmate who feels aggrieved by a decision made by an adjustment review committee may utilize normal grievance procedures in effect with the Department of Corrections and in effect at the facility in which the inmate is incarcerated. G. Inmates granted medical leaves for treatment that cannot be furnished at the penal institution where incarcerated shall be allowed the time spent on medical leave as time served. Any inmate placed into administrative segregation for nondisciplinary reasons by the institution’s administration may be placed in Class 2. The length of any jail term served by an inmate before being transported to a state correctional institution pursuant to a judgment and sentence of incarceration shall be deducted from the term of imprisonment at the state correctional institution. Inmates sentenced to the Department of Corrections and detained in a county jail as a result of the Department’s reception scheduling procedure shall be awarded earned credits as provided for in subparagraph b of paragraph 1 of subsection D of this section, beginning on the date of the judgment and sentence, unless the inmate is convicted of a misdemeanor or felony committed in the jail while the inmate is awaiting transport to the Lexington Assessment and Reception Center or other assessment and reception location determined by the Director of the Department of Corrections. H. Additional achievement earned credits for successful completion of departmentally approved programs or for attaining goals or standards set by the Department shall be awarded as follows: Bachelor’s degree......................200 credits; Associate’s degree.....................100 credits; High School Diploma or High School Equivalency Diploma...................90 credits; Certification of Completion of Vocational Training...................80 credits; Successful completion of Alcohol/Chemical Abuse Treatment Program of not less than four (4) months continuous participation.......70 credits; Successful completion of other Educational Accomplishments or other programs not specified in this subsection....................10-30 credits; Achievement earned credits are subject to loss and restoration in the same manner as earned credits. Achievement earned credits for a high school diploma or high school equivalency diploma may be attained by an inmate who completes such a program during continuous custody in a county jail while awaiting trial, sentencing, or transfer to the custody of the Department of Corrections. To qualify, an inmate must have been detained in connection with the case that resulted in his or her prison sentence and there must have been continuous custody in a county jail for program completion and transfer to the Department. Upon sentencing and transfer to the Department, the inmate shall receive achievement earned credits in the amount specified in this subsection, provided the county jail documents completion of the program, including the date of certification earned, on the official jail sentence form. The official jail sentence form shall accompany the inmate upon transfer to the Department. I. The accumulated time of every inmate shall be tallied monthly and maintained by the institution where the term of imprisonment is being served. A record of such accumulated time shall be: 1. Sent to the administrative office of the Department of Corrections on a quarterly basis; and 2. Provided to the inmate. Added by Laws 1915, c. 57, § 12, emerg. eff. March 2, 1915. Amended by Laws 1957, p. 459, § 1, emerg. eff. June 6, 1957; Laws 1961, p. 438, § 1, emerg. eff. March 3, 1961; Laws 1968, c. 255, § 1; Laws 1970, c. 8, § 1, emerg. eff. Feb. 10, 1970; Laws 1973, c. 200, § 1, emerg. eff. May 17, 1973; Laws 1976, c. 219, § 1; Laws 1984, c. 137, § 1, eff. Nov. 1, 1984; Laws 1988, c. 122, § 1, eff. Nov. 1, 1988; Laws 1989, c. 237, § 6, eff. Nov. 1, 1989; Laws 1993, c. 125, § 5, emerg. eff. April 29, 1993; Laws 1993, c. 360, § 6, eff. Sept. 1, 1993; Laws 1997, c. 133, § 24, eff. July 1, 1999; Laws 1998, c. 89, § 5, eff. July 1, 1999; Laws 1998, 1st Ex. Sess., c. 2, § 17, emerg. eff. June 19, 1998; Laws 1999, 1st Ex. Sess., c. 5, § 11, eff. July 1, 1999; Laws 2001, c. 438, § 1, eff. July 1, 2001; Laws 2003, c. 146, § 1, emerg. eff. April 28, 2003; Laws 2004, c. 358, § 12, eff. Nov. 1, 2004; Laws 2009, c. 234, § 145, emerg. eff. May 21, 2009; Laws 2011, c. 11, § 1, eff. Nov. 1, 2011; Laws 2012, c. 228, § 6, eff. Nov. 1, 2012; Laws 2015, c. 360, § 4, eff. July 1, 2015; Laws 2024, c. 151, § 11, eff. Nov. 1, 2024; Laws 2025, c. 132, § 1, eff. Nov. 1, 2025. NOTE: Laws 1993, c. 82, § 1 repealed by Laws 1993, c. 360, § 16, emerg. eff. June 10, 1993. Laws 2001, c. 437, § 26 repealed by Laws 2002, c. 22, § 34, emerg. eff. March 8, 2002.
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