| State | What the official source says |
|---|---|
| Alabama | Class I (trustworthy, can work without constant supervision): 30 days per 30 served. [Alabama SB 1] |
| Alaska | No good time for time spent in a treatment program, in a private residence, or on electronic monitoring. [Alaska Stat. §33.20.010] |
| Arizona | Enhanced rate: 3 days for every 7 days, if all three apply: the sentence is for personal possession/use of drugs or paraphernalia (§§13-3405(A)(1), 13-3407(A)(1), 13-3408(A)(1), 13-3415), the person completed a drug treatment or other major self-improvement program, and the person has no prior violent or aggravated felony conviction. [A.R.S. §41-1604.07] |
| Arkansas | Up to 30 days per month incarcerated after sentencing, for good discipline, behavior, work and rehabilitative activities. [12 CAR §60-113] |
| California | Good Conduct Credit (rates since Dec 28, 2021): workgroups A1, A2, B and D1 earn 50% (nonviolent) or 33.3% (violent). Workgroup M (minimum custody) earns 66.6% or 33.3%. Workgroup F (fire camp) earns 66.6% or 50%. Workgroups C and D2 (discipline) earn 0%. [CDCR: In-Prison Credit-Earning Opportunities] |
| Colorado | Up to 14 days per month of incarceration or parole (up from 12) for people serving a class 4, 5 or 6 felony or a level 3 or 4 drug felony who are program-compliant and have no recent serious discipline. [Colorado SB26-159 session law] |
| Connecticut | Requires following the Offender Accountability Plan, taking part in programs or education, and good conduct. [CT DOC: Risk Reduction Earned Credit grid] |
| Delaware | Programs: up to 10 days per calendar month for education, rehabilitation, work or other approved programs. [11 Del. C. §4381] |
| District of Columbia | People with nonviolent offenses can get up to a 1-year reduction for completing a substance abuse treatment program under 18 U.S.C. §3621(e)(2). [D.C. Code §24-403.01] |
| Florida | Incentive gain-time (offenses on or after Oct 1, 1995): FDC may grant up to 10 days per month for working diligently, training, or other positive activities. [Fla. Stat. §944.275] The rate in effect on the offense date applies for the whole sentence. [Fla. Stat. §944.275] |
| Georgia | Rehabilitative efforts can move a TPM up a few months under the Performance Incentive Credit Program. [Georgia Board of Pardons and Paroles: Parole consideration and guidelines] |
| Hawaii | No "good time" credits for behavior and no "earned credits" for programs. [Hawai'i HCR 23 Task Force memo] |
| Illinois | Program and education credits can add more, up to 360 or 180 days depending on sentence length. [Illinois Sentencing Policy Advisory Council: Sentence Credits 101] |
| Indiana | Educational credit for a GED, high school diploma, associate or bachelor's degree, and some vocational, substance-abuse and life-skills certificates. Only for people in Class I, A or B who show a pattern consistent with rehabilitation. [Indiana Code 35-50-6] |
| Iowa | Category A: 1.2 days off for each day of good conduct while satisfactorily taking part in work, Iowa State Industries, treatment, education or another approved program. [Iowa Code §903A.2] |
| Kansas | The Secretary of Corrections sets good-time rules. Credits can depend on program and work participation, conduct, and willingness to confront past behavior. [K.S.A. 21-6821] |
| Kentucky | Required credits: jail credit for prior confinement (KRS 532.120), and 90 days for each high school equivalency, high school diploma, college degree, or completed vocational/technical program. [KRS 197.045] |
| Louisiana | They may earn more credit for programs under R.S. 15:828 (except people convicted of sex offenses). [La. R.S. 15:571.3.1] |
| Maine | Most crimes (§2307): up to 4 days per month for conduct, plus up to 3 days per month for meeting work, education or rehabilitation responsibilities in the transition plan. Both are discretionary. [17-A M.R.S. §2307] |
| Massachusetts | State prison: up to 7.5 days per program or activity each month, no more than 15 days a month total. [Mass. Gen. Laws c.127 §129D] |
| Minnesota | The Minnesota Rehabilitation and Reinvestment Act also created earned incentive release. We have not yet verified its rates in statute text, so check with the Minnesota DOC. |
| Missouri | Credit may be given on the institutional superintendent's recommendation to people who serve their sentence "in an orderly and peaceable manner" and use rehabilitation programs. [RSMo §558.041] |
| Nevada | Work or study: up to 10 days per month. [NRS 209.4465] |
| New Hampshire | Education: 90 days for a high school equivalency certificate, 120 days for a high school diploma, and 180 days each for associate, bachelor's, master's or doctorate degrees. Each comes off both the minimum and the maximum. [RSA 651-A:22-a] |
| New Jersey | Commutation credit (N.J.S.A. 30:4-140): not earned but applied automatically. It is based on one-third of the term imposed minus jail credit. [NJ State Parole Board: Parole Eligibility Basic Calculations] |
| New York | Merit time: one-sixth off the minimum (one-third for A-I drug felonies) on indeterminate sentences, or one-seventh off determinate terms. Requires a GED, a treatment or vocational certificate, or 400 hours of work-crew service, and no serious infractions. [NYS DOCCS: Serving a Sentence] |
| North Carolina | Earned time is awarded by the Division of Prisons (or the local jail) under its rules. It reduces the maximum term. [N.C. Gen. Stat. §15A-1340.13] |
| North Dakota | Performance-based reduction: up to 5 days per month of the sentence imposed, for treatment, education and good work. [N.D.C.C. ch. 12-54.1] |
| Ohio | Productive participation in education, vocational training, prison industries, substance-abuse treatment or another approved program earns 1 day or 5 days of credit per completed month. Which rate applies depends on the category in §2967.194(D). [Ohio Rev. Code §2967.194] |
| Oregon | Credits are earned for appropriate institutional behavior (defined by DOC rule) and for taking part in the adult basic skills program. [ORS 421.121] |
| Pennsylvania | Requires completing recommended programs and keeping a positive prison adjustment. [PA DOC: Recidivism Risk Reduction Incentive] |
| Rhode Island | Extra deductions for work in institutional industries and for program participation and completion are provided in the same section. [R.I. Gen. Laws §42-56-24] |
| South Carolina | Work and education credits: 0 to 1 day for every 2 days in a productive job or academic/vocational program, up to 180 days a year combined (not for no parole offenses). [S.C. Code ch. 24-13] |
| Tennessee | Credits reward good institutional behavior and successful program participation. They reduce the days a person must stay in prison. [Tennessee Inmate Disciplinary Oversight Board: FAQ on sentence credits] |
| Texas | Up to 15 more days per 30 days served can be earned for diligent work, or for agricultural, educational or vocational programs. [Tex. Gov't Code ch. 498] |
| Vermont | Residential substance-use treatment: 1 day off for each day of treatment. [28 V.S.A. §818] |
| Virginia | All other offenses use four levels. Level I: 15 days per 30 (full program participation, no more than one minor infraction, no serious infractions). Level II: 7.5 days per 30. Levels III and IV earn less. [Va. Code §53.1-202.3] |
| Washington | The correctional agency awards earned release time for good behavior and good performance. Credits cannot be given before they are earned. [RCW 9.94A.729] |
| Wisconsin | Some program-based early release options (such as the Earned Release Program) exist under other statutes and need a judge's eligibility finding. They are not covered here. |
39 jurisdictions listed. Each row quotes our state page, which cites the statute or agency page. A summary is not legal advice.
States not listed did not show a separate program credit in the sources we checked. Read the full state pages.