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Texas Parole Eligibility Calculator

Texas Gov’t Code § 508.145 sets when a TDCJ inmate can first be considered for parole release. The math splits sharply by offense category — aggravated 3g cases require half the sentence calendar-time-only; standard felonies require one-quarter with good conduct time credit; state jail is day-for-day; capital LWOP is never eligible. Compute the earliest eligibility date below.

Compute your eligibility date

Educational tool, not legal advice. The calculator returns the statutory eligibility date but cannot predict the Board’s grant/deny decision. Texas parole representation is a specialized practice.

The § 508.145 framework

Texas Gov’t Code Chapter 508 governs all aspects of Texas parole. § 508.145 specifies when an inmate first becomes eligible for parole consideration; § 508.149 lists categorical exclusions; § 508.151 governs the flat-time computation that distinguishes aggravated from non-aggravated cases. Eligibility is the threshold for Board consideration — not a release date. Once eligible, the Texas Board of Pardons and Paroles reviews each case and exercises discretion to grant or deny.

The eligibility date is fixed by statute. The grant decision is discretionary. Two inmates with the same eligibility date can receive opposite Board decisions depending on offense severity, victim input, institutional record, completed treatment, and parole-plan documentation.

Aggravated 3g offenses (half-time, no good time)

Tex. Code Crim. Proc. art. 42A.054 lists the “3g” offenses (the designation derives from the predecessor statute art. 42.12 § 3g). For these offenses, § 508.145(d) requires the inmate to serve half the sentence in calendar time, capped at 30 years, with NO good conduct time credit toward parole eligibility.

The 3g list includes:

3g SentenceEarliest Parole Eligibility
10 years5 years calendar time
20 years10 years calendar time
40 years20 years calendar time
60 years30 years calendar time (cap)
99 years or Life30 years calendar time (cap)

Standard felonies (quarter-time, with good time)

For non-aggravated felonies, § 508.145(f) provides eligibility when calendar time + good conduct time combined equals one-quarter of the sentence. Good conduct time accrues at standard rates (typically 30 days credit per 30 days served, with additional credits for trusty status and program completion), so an inmate with full good time accrual reaches eligibility at approximately 12.5% of calendar time.

Standard Sentence1/4 CombinedCalendar Time w/ Full Good Time
2 years6 months~3 months
5 years1.25 years~7.5 months
10 years2.5 years~15 months
20 years5 years~2.5 years
40 years10 years~5 years

State jail felonies (no parole)

State jail felonies under Tex. Penal Code § 12.35 are served day-for-day in a state jail facility (not TDCJ). There is no parole eligibility. Good conduct time does not reduce the sentence. The state jail facility may operate limited early-release programs (substance-abuse felony punishment facility completion, work-release programs) but those are administered by the facility, not by the Texas Board of Pardons and Paroles.

Life and capital sentences

Life-sentence parole eligibility splits by category:

Capital murder, sentenced after September 1, 2005
Life without parole (LWOP). No parole eligibility ever. Only death penalty or LWOP are available under Tex. Code Crim. Proc. art. 37.071.
Capital murder, sentenced before September 1, 2005
Life with parole eligibility after 40 calendar years (no good conduct credit accelerates).
Aggravated 3g life
Parole-eligible at 30 calendar years (the half-time cap on the 3g framework). No good conduct credit.
Non-aggravated life
Parole-eligible at 30 calendar years with good conduct time credit accrual permitted. Practical eligibility around 30 calendar years given the life-sentence good-time computation.

Mandatory supervision (§ 508.147)

Mandatory supervision is separate from parole. Under § 508.147, when an inmate's calendar time + good conduct time equals the sentence length, the inmate is automatically released to mandatory supervision — for offenses eligible for mandatory supervision. The Board has discretion under § 508.149 to deny release if it would endanger the public.

Categorically excluded from mandatory supervision: aggravated 3g offenses, sex offenses requiring Ch. 62 registration, certain murder and trafficking offenses, and offenses with deadly-weapon findings. For these offenses, the inmate serves the entire sentence (or until paroled, if eligible).

Texas Board of Pardons and Paroles

The Texas Board of Pardons and Paroles consists of 7 members and 12 commissioners, organized into regional panels. Each parole case is reviewed by a 3-member panel that votes to grant, deny, or set off (defer to a later review).

Factors the Board considers:

Defense counsel mitigation packets covering institutional record, treatment completion, parole plan, family support, and rehabilitation evidence materially affect Board decisions. The Board does not hold formal hearings — review is on submitted documents.

Parole conditions

Standard parole conditions on release:

Sex offenses requiring registration trigger Super-Intensive Supervision Program (SISP) conditions: GPS electronic monitoring, residence restrictions (e.g., away from schools, day cares), treatment requirements, employment restrictions in proximity to children. SISP is the most restrictive parole supervision tier.

Cite this calculator

London, N. & London, R., Texas Parole Eligibility Calculator, L & L Law Group (May 16, 2026), https://landllawgroup.com/parole-eligibility/.

Frequently asked questions

What is Texas parole eligibility?

Gov’t Code § 508.145 sets the earliest date a TDCJ inmate can be considered for parole release. Aggravated 3g offenses: half sentence calendar only (capped at 30 yrs). Standard felonies: 1/4 sentence with good conduct time. State jail: no parole. Capital LWOP: never eligible.

What is the difference between 3g and standard parole eligibility?

Aggravated 3g offenses under art. 42A.054 require half the sentence in calendar time (capped at 30 yrs), NO good-conduct credit. Standard felonies require 1/4 sentence with good conduct time accrual — effectively as early as ~12.5% calendar with full good time. A 20-year aggravated sentence: eligible at 10 yrs calendar. A 20-year standard sentence: eligible at ~2.5 yrs calendar.

Are state jail felonies parole-eligible?

No. State jail felonies under § 12.35 are served day-for-day in a state jail facility. No parole. Good conduct time does not reduce the sentence. Limited early-release programs administered by the facility itself.

Does good conduct time count toward parole eligibility?

For standard non-aggravated felonies: yes — combined calendar + good conduct time must equal 1/4 sentence. For aggravated 3g offenses: NO — good conduct time does not accelerate parole eligibility (though it counts toward mandatory supervision for non-excluded cases and toward sentence discharge).

What happens to parole eligibility on a life sentence?

Capital LWOP (post-2005): never eligible. Capital pre-2005: eligible at 40 calendar years. Aggravated 3g life: 30 calendar years (no good time). Non-aggravated life: 30 calendar years with good conduct credit.

Does parole eligibility mean automatic release?

No. Eligibility is the threshold for Board consideration. The 3-member parole panel reviews each case and exercises discretion. Texas grants parole at roughly 30-40% of considered cases overall, substantially lower for serious violent offenses.

What is mandatory supervision?

Under § 508.147, automatic release when calendar + good conduct time equals the sentence — for eligible offenses. Board has discretion under § 508.149 to deny if release would endanger public. Aggravated 3g, sex offenses requiring registration, and certain other categories are statutorily excluded.

What conditions apply when paroled?

Standard: monthly reporting, residence restrictions, employment requirements, no-contact orders, no firearm possession, alcohol/drug testing, travel restrictions. Sex offenses requiring registration trigger Super-Intensive Supervision Program (SISP) with GPS monitoring, residence restrictions, treatment requirements.

What if my parole is denied?

The Board sets a next review date — typically 1-5 years out depending on offense category. The inmate can submit additional materials. Some categories (capital pre-2005) have longer intervals (10 years between considerations). Discretionary mandamus relief rarely successful.

How does the Board decide?

3-member parole panels review each case. Panel considers offense severity, victim impact statements, institutional behavior, completed programs, parole plan documentation, risk-assessment results. Majority vote required. Decisions are on submitted documents, not formal hearings.

Can family members or victims weigh in?

Yes. Victims have statutory notification rights under art. 56.02 and § 508.117. Family members may submit support letters and parole-plan documentation. Defense counsel can submit comprehensive mitigation packets. Coordinated submissions materially affect outcomes.

Can this calculator be used as legal advice?

No. The calculator computes the statutory eligibility date but cannot predict the Board's grant/deny decision or evaluate case-specific factors (institutional record, victim opposition, panel composition). Texas parole representation is specialized. Use as starting point for consultation.

Njeri London headshot

Njeri London

Co-Founding Partner, L and L Law Group, PLLC · Texas Bar #24043266

Njeri represents TDCJ inmates and their families in parole proceedings before the Texas Board of Pardons and Paroles. The eligibility date is fixed by statute; the grant decision depends on the quality of the mitigation packet submitted to the Board. Comprehensive packets covering institutional behavior, completed programs, family-support documentation, employment offers, and detailed parole plans materially affect Board panel decisions. The firm coordinates between the inmate, family, and Board for the full review cycle.

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