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28 U.S.C. § 2241 — Section 2255(e) Saving Clause, Custody, and Mootness

Verification boundary

This module states the current nationwide saving-clause rule after Jones v. Hendrix and the Supreme Court's filing-time custody and mootness distinctions. It does not create new saving-clause categories, decide an individual execution claim, or treat custody, Article III injury, cognizability, merits, and relief as interchangeable.

Section 2255 is the ordinary federal collateral vehicle

Section 2255(a) directs a federal prisoner in custody under sentence to move the court that imposed the sentence to vacate, set aside, or correct it on the grounds specified there. Congress designed that motion as the ordinary substitute for a federal prisoner's habeas attack on the sentence. 28 U.S.C. § 2255(a); Jones v. Hendrix, 599 U.S. 465, 473–76 (2023)

Section 2255(e) bars a habeas application by a prisoner authorized to seek § 2255 relief unless “the remedy by motion is inadequate or ineffective to test the legality of his detention.” This is the saving clause; its text concerns the adequacy or effectiveness of the remedial vehicle. 28 U.S.C. § 2255(e)

Jones v. Hendrix holds that § 2255(e) does not permit a prisoner to use § 2241 to assert an intervening favorable interpretation of a criminal statute as an end run around § 2255(h)'s limits on second or successive motions. Jones, 599 U.S. at 471–80

The result in Jones does not change merely because binding circuit precedent foreclosed the statutory argument at trial, on appeal, and during the first § 2255 proceeding. The saving clause does not guarantee an opportunity to take advantage of every later change in statutory interpretation. Jones, 599 U.S. at 477–80

An inability to satisfy either § 2255(h) gate does not make the § 2255 remedy inadequate or ineffective. The later filing must instead be classified and tested under § 2255(h) and the governing authorization rules. 28 U.S.C. § 2255(h); Jones, 599 U.S. at 477–80

A prior adverse § 2255 decision, procedural default, expiration of § 2255(f), adverse precedent, or a preference for the district of confinement does not by itself make the motion remedy inadequate or ineffective. Those circumstances concern a claim's availability, timing, or outcome rather than the saving clause's remedial-vehicle inquiry. Jones, 599 U.S. at 477–80, 480 n.3

The saving clause tests whether § 2255's motion mechanism is inadequate or ineffective to test detention, not whether the sentencing court's earlier legal answer was correct. Treating an unsuccessful result as an inadequate remedy would erase the limits Congress placed in § 2255. Jones, 599 U.S. at 478–80

What Jones preserved—and what it did not invent

Jones states that the saving clause preserves § 2241 when unusual circumstances make it impossible or impracticable to seek relief in the sentencing court, as well as for challenges to detention other than collateral attacks on a sentence. Jones, 599 U.S. at 474, 478

The Court identified dissolution of the sentencing court as the clearest historical example of practical unavailability and referred to circumstances such as inability to access necessary records as an example in the pre-§ 2255 regime. These examples do not establish a broad equitable override of § 2255(h). Jones, 599 U.S. at 474–75

Challenges to the execution of a sentence or to detention other than a collateral attack on the sentence can remain within § 2241 without using § 2255(e) as a workaround. The substance of the custody claim—not the prisoner's choice of label—controls that classification. Jones, 599 U.S. at 475–78; 28 U.S.C. § 2241(c)

Jones does not announce a nationwide category for every prisoner described as unable, through no fault, to file a first § 2255 motion. Any claimed impossible-or-impracticable circumstance must be tied to the remedial mechanism and supported by current controlling authority, not inferred from fairness or the likely result. Jones, 599 U.S. at 474–80

Saving-clause availability is a gateway distinct from cognizability, procedural defenses, proof, merits, and remedy. Passing one question does not establish another, and failure at the gateway does not authorize a merits ruling under a hypothetical § 2255 standard. 28 U.S.C. § 2255(e); Jones, 599 U.S. at 477–80

If § 2255(e) actually permits a § 2241 petition and the claim challenges present physical custody, the § 2241 immediate-custodian and district-of-confinement defaults still apply. The saving clause does not relocate the § 2241 petition to the sentencing court. Padilla, 542 U.S. 426, 434–47 (2004); Jones, 599 U.S. at 473–78

Sections 2241 and 2255 do not make a successful saving-clause petition automatically use § 2255's merits standard or remedial menu. The underlying right, procedural posture, governing circuit law, and scope of habeas relief must be separately established. 28 U.S.C. §§ 2241(c), 2255(b), (e)

Custody is measured at filing

Habeas and § 2255 require qualifying custody under the challenged detention or sentence when the application or motion is filed. Custody and Article III mootness are separate inquiries and must not be collapsed into a single “jurisdiction” label. 28 U.S.C. §§ 2241(c), 2255(a); Maleng v. Cook, 490 U.S. 488, 490–92 (1989)

Physical imprisonment is not the only custody. Jones v. Cunningham held that parole restrictions imposed significant restraints on liberty sufficient for habeas custody. A different form of nonphysical restraint must be compared with the controlling statute and case law rather than assumed equivalent. Jones v. Cunningham, 371 U.S. 236, 240–43 (1963)

Once a sentence has fully expired, the possibility that its conviction will produce collateral consequences does not by itself satisfy the custody requirement for a petition attacking that expired conviction. Maleng, 490 U.S. at 491–92

Maleng separately construed a pro se petition as attacking a current sentence enhanced by an allegedly invalid prior conviction. That construction does not place the person “in custody” under the fully expired prior conviction or automatically make the enhancement challenge cognizable. Maleng, 490 U.S. at 493–94

Later events and mootness

When custody existed at filing, later release does not retroactively destroy the federal court's power acquired over the habeas application. In Carafas v. LaVallee, the petitioner's sentence expired while the case was pending, but the filing-time custody requirement remained satisfied. Carafas v. LaVallee, 391 U.S. 234, 238–40 (1968)

Carafas also held that the challenge to a criminal conviction was not moot because concrete civil disabilities and collateral consequences survived the sentence. That conviction rule does not mean collateral consequences are presumed for every administrative, disciplinary, placement, credit, or revocation decision. Carafas, 391 U.S. at 237–40

In Spencer v. Kemna, expiration of the parole-revocation term mooted the revocation challenge because the asserted later injuries were not concrete continuing consequences and the Court declined to presume collateral consequences for a parole revocation as it does for a criminal conviction. Spencer v. Kemna, 523 U.S. 1, 7–16 (1998)

For an execution-of-sentence claim, ask whether a live injury remains and whether the court can still grant effective custody relief after recalculation, restoration, transfer, release, or sentence completion. Neither release nor administrative correction is automatically dispositive without that claim-and-remedy comparison. Carafas, 391 U.S. at 237–40; Spencer, 523 U.S. at 7–18

A transfer to another institution generally changes the physical custodian but does not by itself prove that the challenged custody injury disappeared. Respondent substitution, territorial authority, retention or transfer of the case, redressability, and any change in the challenged decision remain separate questions. Padilla, 542 U.S. at 434–47; Carafas, 391 U.S. at 237–40

Later release can leave a conviction challenge live under Carafas while mooting a completed administrative or revocation challenge under Spencer. Identify the exact challenged act, continuing restraint or collateral injury, requested relief, and the court's ability to redress it; do not use a categorical “release equals moot” or “collateral consequences always save the case” rule. Carafas, 391 U.S. at 237–40; Spencer, 523 U.S. at 7–18

If no qualifying custody existed at filing, routing to coram nobis is a separate extraordinary-writ inquiry, not an automatic remedy. The issuing court, continuing consequences, delay, fundamental-error standard, and circuit test remain to be verified in the dedicated extraordinary-writ module. Maleng, 490 U.S. at 490–94

A court-of-appeals denial of authorization under § 2255(h) does not independently make § 2255 inadequate or ineffective. The saving clause must satisfy its own post-Jones test and cannot operate as rehearing of the failed authorization showing. 28 U.S.C. § 2255(e), (h); Jones, 599 U.S. at 477–80

COA classification and the permissible custody remedy are addressed separately in the § 2241 appeal-and-relief module. Saving-clause availability alone neither requires a COA nor promises vacatur, resentencing, credits, placement, or release. 28 U.S.C. §§ 2241, 2255(e)

The complete router asks in order: custody at filing; validity attack versus execution or other detention; availability and classification under § 2255; the exact § 2255(e) gateway after Jones; correct § 2241 respondent and district; exhaustion; live redressable injury; merits; and relief. Skipping an earlier gate makes the later conclusion unreliable. 28 U.S.C. §§ 2241, 2255; Jones, 599 U.S. at 473–80; Maleng, 490 U.S. at 490–94

Decision path

flowchart TD
    A["Federal custody claim"] --> B{"Qualifying custody existed at filing?"}
    B -->|"No"| C["§ 2241 and § 2255 custody gates fail; research extraordinary writ separately"]
    B -->|"Yes"| D{"Collateral attack on validity of federal sentence?"}
    D -->|"No"| E["Route as execution or other-detention § 2241 claim"]
    D -->|"Yes"| F["Use § 2255 in sentencing court unless § 2255(e) applies"]
    F --> G{"Only obstacle is § 2255(h), timing, default, adverse precedent, or prior loss?"}
    G -->|"Yes"| H["Not inadequate or ineffective under Jones"]
    G -->|"No"| I{"Impossible or impracticable remedial vehicle under supported authority?"}
    I -->|"No"| H
    I -->|"Yes"| J["Proceed to § 2241 district, respondent, exhaustion, merits, and remedy gates"]
    E --> J
    J --> K{"Later event removed every redressable injury?"}
    K -->|"Yes"| L["Moot unless a supported exception or continuing injury exists"]
    K -->|"No"| M["Resolve remaining procedural and merits questions"]

Matters requiring record- and circuit-specific verification

  • The challenged judgment, every prior § 2255 filing and disposition, and any authorization history.
  • The exact intervening authority and whether the claim is statutory or constitutional.
  • Any asserted impossible-or-impracticable circumstance and controlling post-Jones authority.
  • The precise custody at filing, later custody changes, and continuing restraints.
  • Whether an execution, disciplinary, placement, credit, or revocation injury remains redressable.
  • The correct respondent, district, exhaustion doctrine, merits standard, and relief.
  • Coram nobis or another extraordinary remedy after custody has fully ended.

Claim-level source records

CLM-2241S-001 · verified_current

Section 2255(a) directs a federal prisoner in custody under sentence to move the court that imposed the sentence to vacate, set aside, or correct it on the grounds specified there. Congress designed that motion as the ordinary substitute for a federal prisoner's habeas attack on the sentence. [28 U.S.C. § 2255(a)](https://www.govinfo.gov/link/uscode/28/2255); [*Jones v. Hendrix*, 599 U.S. 465, 473–76 (2023)](https://www.supremecourt.gov/opinions/22pdf/599us1r42_2b35.pdf)

jurisdiction
federal_nationwide_with_express_circuit_limits
procedural posture
section_2255_is_the_ordinary_federal_collateral_vehicle
classification
binding
last verified
2026-08-25
known limitations
The actual custody, challenged decision or judgment, respondent, district, transfer history, administrative record, circuit law, local rules, merits, continuing injury, and requested relief remain required where identified.
researcher notes
Official Code, regulation, judiciary, Supreme Court, and labeled Ninth Circuit primary sources reviewed through the stated date; no uncited nationwide exhaustion exception or saving-clause category is asserted.

Authorities: 28 U.S.C. § 2255; 599 U.S. 465 (2023)

CLM-2241S-002 · verified_current

Section 2255(e) bars a habeas application by a prisoner authorized to seek § 2255 relief unless “the remedy by motion is inadequate or ineffective to test the legality of his detention.” This is the saving clause; its text concerns the adequacy or effectiveness of the remedial vehicle. [28 U.S.C. § 2255(e)](https://www.govinfo.gov/link/uscode/28/2255)

jurisdiction
federal_nationwide_with_express_circuit_limits
procedural posture
section_2255_is_the_ordinary_federal_collateral_vehicle
classification
binding
last verified
2026-08-25
known limitations
The actual custody, challenged decision or judgment, respondent, district, transfer history, administrative record, circuit law, local rules, merits, continuing injury, and requested relief remain required where identified.
researcher notes
Official Code, regulation, judiciary, Supreme Court, and labeled Ninth Circuit primary sources reviewed through the stated date; no uncited nationwide exhaustion exception or saving-clause category is asserted.

Authorities: 28 U.S.C. § 2255

CLM-2241S-003 · verified_current

*Jones v. Hendrix* holds that § 2255(e) does not permit a prisoner to use § 2241 to assert an intervening favorable interpretation of a criminal statute as an end run around § 2255(h)'s limits on second or successive motions. [*Jones*, 599 U.S. at 471–80](https://www.supremecourt.gov/opinions/22pdf/599us1r42_2b35.pdf)

jurisdiction
federal_nationwide_with_express_circuit_limits
procedural posture
section_2255_is_the_ordinary_federal_collateral_vehicle
classification
binding
last verified
2026-08-25
known limitations
The actual custody, challenged decision or judgment, respondent, district, transfer history, administrative record, circuit law, local rules, merits, continuing injury, and requested relief remain required where identified.
researcher notes
Official Code, regulation, judiciary, Supreme Court, and labeled Ninth Circuit primary sources reviewed through the stated date; no uncited nationwide exhaustion exception or saving-clause category is asserted.

Authorities: 599 U.S. 465 (2023)

CLM-2241S-004 · verified_current

The result in *Jones* does not change merely because binding circuit precedent foreclosed the statutory argument at trial, on appeal, and during the first § 2255 proceeding. The saving clause does not guarantee an opportunity to take advantage of every later change in statutory interpretation. [*Jones*, 599 U.S. at 477–80](https://www.supremecourt.gov/opinions/22pdf/599us1r42_2b35.pdf)

jurisdiction
federal_nationwide_with_express_circuit_limits
procedural posture
section_2255_is_the_ordinary_federal_collateral_vehicle
classification
binding
last verified
2026-08-25
known limitations
The actual custody, challenged decision or judgment, respondent, district, transfer history, administrative record, circuit law, local rules, merits, continuing injury, and requested relief remain required where identified.
researcher notes
Official Code, regulation, judiciary, Supreme Court, and labeled Ninth Circuit primary sources reviewed through the stated date; no uncited nationwide exhaustion exception or saving-clause category is asserted.

Authorities: 599 U.S. 465 (2023)

CLM-2241S-005 · verified_current

An inability to satisfy either § 2255(h) gate does not make the § 2255 remedy inadequate or ineffective. The later filing must instead be classified and tested under § 2255(h) and the governing authorization rules. [28 U.S.C. § 2255(h)](https://www.govinfo.gov/link/uscode/28/2255); [*Jones*, 599 U.S. at 477–80](https://www.supremecourt.gov/opinions/22pdf/599us1r42_2b35.pdf)

jurisdiction
federal_nationwide_with_express_circuit_limits
procedural posture
section_2255_is_the_ordinary_federal_collateral_vehicle
classification
binding
last verified
2026-08-25
known limitations
The actual custody, challenged decision or judgment, respondent, district, transfer history, administrative record, circuit law, local rules, merits, continuing injury, and requested relief remain required where identified.
researcher notes
Official Code, regulation, judiciary, Supreme Court, and labeled Ninth Circuit primary sources reviewed through the stated date; no uncited nationwide exhaustion exception or saving-clause category is asserted.

Authorities: 28 U.S.C. § 2255; 599 U.S. 465 (2023)

CLM-2241S-006 · verified_current

A prior adverse § 2255 decision, procedural default, expiration of § 2255(f), adverse precedent, or a preference for the district of confinement does not by itself make the motion remedy inadequate or ineffective. Those circumstances concern a claim's availability, timing, or outcome rather than the saving clause's remedial-vehicle inquiry. [*Jones*, 599 U.S. at 477–80, 480 n.3](https://www.supremecourt.gov/opinions/22pdf/599us1r42_2b35.pdf)

jurisdiction
federal_nationwide_with_express_circuit_limits
procedural posture
section_2255_is_the_ordinary_federal_collateral_vehicle
classification
binding
last verified
2026-08-25
known limitations
The actual custody, challenged decision or judgment, respondent, district, transfer history, administrative record, circuit law, local rules, merits, continuing injury, and requested relief remain required where identified.
researcher notes
Official Code, regulation, judiciary, Supreme Court, and labeled Ninth Circuit primary sources reviewed through the stated date; no uncited nationwide exhaustion exception or saving-clause category is asserted.

Authorities: 599 U.S. 465 (2023)

CLM-2241S-007 · verified_current

The saving clause tests whether § 2255's motion mechanism is inadequate or ineffective to test detention, not whether the sentencing court's earlier legal answer was correct. Treating an unsuccessful result as an inadequate remedy would erase the limits Congress placed in § 2255. [*Jones*, 599 U.S. at 478–80](https://www.supremecourt.gov/opinions/22pdf/599us1r42_2b35.pdf)

jurisdiction
federal_nationwide_with_express_circuit_limits
procedural posture
section_2255_is_the_ordinary_federal_collateral_vehicle
classification
binding
last verified
2026-08-25
known limitations
The actual custody, challenged decision or judgment, respondent, district, transfer history, administrative record, circuit law, local rules, merits, continuing injury, and requested relief remain required where identified.
researcher notes
Official Code, regulation, judiciary, Supreme Court, and labeled Ninth Circuit primary sources reviewed through the stated date; no uncited nationwide exhaustion exception or saving-clause category is asserted.

Authorities: 599 U.S. 465 (2023)

CLM-2241S-008 · verified_current

*Jones* states that the saving clause preserves § 2241 when unusual circumstances make it impossible or impracticable to seek relief in the sentencing court, as well as for challenges to detention other than collateral attacks on a sentence. [*Jones*, 599 U.S. at 474, 478](https://www.supremecourt.gov/opinions/22pdf/599us1r42_2b35.pdf)

jurisdiction
federal_nationwide_with_express_circuit_limits
procedural posture
what_jones_preserved_and_what_it_did_not_invent
classification
binding
last verified
2026-08-25
known limitations
The actual custody, challenged decision or judgment, respondent, district, transfer history, administrative record, circuit law, local rules, merits, continuing injury, and requested relief remain required where identified.
researcher notes
Official Code, regulation, judiciary, Supreme Court, and labeled Ninth Circuit primary sources reviewed through the stated date; no uncited nationwide exhaustion exception or saving-clause category is asserted.

Authorities: 599 U.S. 465 (2023)

CLM-2241S-009 · verified_current

The Court identified dissolution of the sentencing court as the clearest historical example of practical unavailability and referred to circumstances such as inability to access necessary records as an example in the pre-§ 2255 regime. These examples do not establish a broad equitable override of § 2255(h). [*Jones*, 599 U.S. at 474–75](https://www.supremecourt.gov/opinions/22pdf/599us1r42_2b35.pdf)

jurisdiction
federal_nationwide_with_express_circuit_limits
procedural posture
what_jones_preserved_and_what_it_did_not_invent
classification
binding
last verified
2026-08-25
known limitations
The actual custody, challenged decision or judgment, respondent, district, transfer history, administrative record, circuit law, local rules, merits, continuing injury, and requested relief remain required where identified.
researcher notes
Official Code, regulation, judiciary, Supreme Court, and labeled Ninth Circuit primary sources reviewed through the stated date; no uncited nationwide exhaustion exception or saving-clause category is asserted.

Authorities: 599 U.S. 465 (2023)

CLM-2241S-010 · verified_current

Challenges to the execution of a sentence or to detention other than a collateral attack on the sentence can remain within § 2241 without using § 2255(e) as a workaround. The substance of the custody claim—not the prisoner's choice of label—controls that classification. [*Jones*, 599 U.S. at 475–78](https://www.supremecourt.gov/opinions/22pdf/599us1r42_2b35.pdf); [28 U.S.C. § 2241(c)](https://www.govinfo.gov/link/uscode/28/2241)

jurisdiction
federal_nationwide_with_express_circuit_limits
procedural posture
what_jones_preserved_and_what_it_did_not_invent
classification
binding
last verified
2026-08-25
known limitations
The actual custody, challenged decision or judgment, respondent, district, transfer history, administrative record, circuit law, local rules, merits, continuing injury, and requested relief remain required where identified.
researcher notes
Official Code, regulation, judiciary, Supreme Court, and labeled Ninth Circuit primary sources reviewed through the stated date; no uncited nationwide exhaustion exception or saving-clause category is asserted.

Authorities: 28 U.S.C. § 2241; 599 U.S. 465 (2023)

CLM-2241S-011 · verified_current

*Jones* does not announce a nationwide category for every prisoner described as unable, through no fault, to file a first § 2255 motion. Any claimed impossible-or-impracticable circumstance must be tied to the remedial mechanism and supported by current controlling authority, not inferred from fairness or the likely result. [*Jones*, 599 U.S. at 474–80](https://www.supremecourt.gov/opinions/22pdf/599us1r42_2b35.pdf)

jurisdiction
federal_nationwide_with_express_circuit_limits
procedural posture
what_jones_preserved_and_what_it_did_not_invent
classification
binding
last verified
2026-08-25
known limitations
The actual custody, challenged decision or judgment, respondent, district, transfer history, administrative record, circuit law, local rules, merits, continuing injury, and requested relief remain required where identified.
researcher notes
Official Code, regulation, judiciary, Supreme Court, and labeled Ninth Circuit primary sources reviewed through the stated date; no uncited nationwide exhaustion exception or saving-clause category is asserted.

Authorities: 599 U.S. 465 (2023)

CLM-2241S-012 · verified_current

Saving-clause availability is a gateway distinct from cognizability, procedural defenses, proof, merits, and remedy. Passing one question does not establish another, and failure at the gateway does not authorize a merits ruling under a hypothetical § 2255 standard. [28 U.S.C. § 2255(e)](https://www.govinfo.gov/link/uscode/28/2255); [*Jones*, 599 U.S. at 477–80](https://www.supremecourt.gov/opinions/22pdf/599us1r42_2b35.pdf)

jurisdiction
federal_nationwide_with_express_circuit_limits
procedural posture
what_jones_preserved_and_what_it_did_not_invent
classification
binding
last verified
2026-08-25
known limitations
The actual custody, challenged decision or judgment, respondent, district, transfer history, administrative record, circuit law, local rules, merits, continuing injury, and requested relief remain required where identified.
researcher notes
Official Code, regulation, judiciary, Supreme Court, and labeled Ninth Circuit primary sources reviewed through the stated date; no uncited nationwide exhaustion exception or saving-clause category is asserted.

Authorities: 28 U.S.C. § 2255; 599 U.S. 465 (2023)

CLM-2241S-013 · verified_current

If § 2255(e) actually permits a § 2241 petition and the claim challenges present physical custody, the § 2241 immediate-custodian and district-of-confinement defaults still apply. The saving clause does not relocate the § 2241 petition to the sentencing court. [*Padilla*, 542 U.S. 426, 434–47 (2004)](https://www.govinfo.gov/content/pkg/USREPORTS-542/pdf/USREPORTS-542-426.pdf); [*Jones*, 599 U.S. at 473–78](https://www.supremecourt.gov/opinions/22pdf/599us1r42_2b35.pdf)

jurisdiction
federal_nationwide_with_express_circuit_limits
procedural posture
what_jones_preserved_and_what_it_did_not_invent
classification
binding
last verified
2026-08-25
known limitations
The actual custody, challenged decision or judgment, respondent, district, transfer history, administrative record, circuit law, local rules, merits, continuing injury, and requested relief remain required where identified.
researcher notes
Official Code, regulation, judiciary, Supreme Court, and labeled Ninth Circuit primary sources reviewed through the stated date; no uncited nationwide exhaustion exception or saving-clause category is asserted.

Authorities: 542 U.S. 426 (2004); 599 U.S. 465 (2023)

CLM-2241S-014 · verified_current

Sections 2241 and 2255 do not make a successful saving-clause petition automatically use § 2255's merits standard or remedial menu. The underlying right, procedural posture, governing circuit law, and scope of habeas relief must be separately established. [28 U.S.C. §§ 2241(c), 2255(b), (e)](https://www.govinfo.gov/link/uscode/28/2255)

jurisdiction
federal_nationwide_with_express_circuit_limits
procedural posture
what_jones_preserved_and_what_it_did_not_invent
classification
binding
last verified
2026-08-25
known limitations
The actual custody, challenged decision or judgment, respondent, district, transfer history, administrative record, circuit law, local rules, merits, continuing injury, and requested relief remain required where identified.
researcher notes
Official Code, regulation, judiciary, Supreme Court, and labeled Ninth Circuit primary sources reviewed through the stated date; no uncited nationwide exhaustion exception or saving-clause category is asserted.

Authorities: 28 U.S.C. § 2241; 28 U.S.C. § 2255

CLM-2241S-015 · verified_current

Habeas and § 2255 require qualifying custody under the challenged detention or sentence when the application or motion is filed. Custody and Article III mootness are separate inquiries and must not be collapsed into a single “jurisdiction” label. [28 U.S.C. §§ 2241(c), 2255(a)](https://www.govinfo.gov/link/uscode/28/2255); [*Maleng v. Cook*, 490 U.S. 488, 490–92 (1989)](https://www.govinfo.gov/content/pkg/USREPORTS-490/pdf/USREPORTS-490-488.pdf)

jurisdiction
federal_nationwide_with_express_circuit_limits
procedural posture
custody_is_measured_at_filing
classification
binding
last verified
2026-08-25
known limitations
The actual custody, challenged decision or judgment, respondent, district, transfer history, administrative record, circuit law, local rules, merits, continuing injury, and requested relief remain required where identified.
researcher notes
Official Code, regulation, judiciary, Supreme Court, and labeled Ninth Circuit primary sources reviewed through the stated date; no uncited nationwide exhaustion exception or saving-clause category is asserted.

Authorities: 28 U.S.C. § 2241; 28 U.S.C. § 2255; 490 U.S. 488 (1989)

CLM-2241S-016 · verified_current

Physical imprisonment is not the only custody. *Jones v. Cunningham* held that parole restrictions imposed significant restraints on liberty sufficient for habeas custody. A different form of nonphysical restraint must be compared with the controlling statute and case law rather than assumed equivalent. [*Jones v. Cunningham*, 371 U.S. 236, 240–43 (1963)](https://www.govinfo.gov/content/pkg/USREPORTS-371/pdf/USREPORTS-371-236.pdf)

jurisdiction
federal_nationwide_with_express_circuit_limits
procedural posture
custody_is_measured_at_filing
classification
binding
last verified
2026-08-25
known limitations
The actual custody, challenged decision or judgment, respondent, district, transfer history, administrative record, circuit law, local rules, merits, continuing injury, and requested relief remain required where identified.
researcher notes
Official Code, regulation, judiciary, Supreme Court, and labeled Ninth Circuit primary sources reviewed through the stated date; no uncited nationwide exhaustion exception or saving-clause category is asserted.

Authorities: 371 U.S. 236 (1963)

CLM-2241S-017 · verified_current

Once a sentence has fully expired, the possibility that its conviction will produce collateral consequences does not by itself satisfy the custody requirement for a petition attacking that expired conviction. [*Maleng*, 490 U.S. at 491–92](https://www.govinfo.gov/content/pkg/USREPORTS-490/pdf/USREPORTS-490-488.pdf)

jurisdiction
federal_nationwide_with_express_circuit_limits
procedural posture
custody_is_measured_at_filing
classification
binding
last verified
2026-08-25
known limitations
The actual custody, challenged decision or judgment, respondent, district, transfer history, administrative record, circuit law, local rules, merits, continuing injury, and requested relief remain required where identified.
researcher notes
Official Code, regulation, judiciary, Supreme Court, and labeled Ninth Circuit primary sources reviewed through the stated date; no uncited nationwide exhaustion exception or saving-clause category is asserted.

Authorities: 490 U.S. 488 (1989)

CLM-2241S-018 · verified_current

*Maleng* separately construed a pro se petition as attacking a current sentence enhanced by an allegedly invalid prior conviction. That construction does not place the person “in custody” under the fully expired prior conviction or automatically make the enhancement challenge cognizable. [*Maleng*, 490 U.S. at 493–94](https://www.govinfo.gov/content/pkg/USREPORTS-490/pdf/USREPORTS-490-488.pdf)

jurisdiction
federal_nationwide_with_express_circuit_limits
procedural posture
custody_is_measured_at_filing
classification
binding
last verified
2026-08-25
known limitations
The actual custody, challenged decision or judgment, respondent, district, transfer history, administrative record, circuit law, local rules, merits, continuing injury, and requested relief remain required where identified.
researcher notes
Official Code, regulation, judiciary, Supreme Court, and labeled Ninth Circuit primary sources reviewed through the stated date; no uncited nationwide exhaustion exception or saving-clause category is asserted.

Authorities: 490 U.S. 488 (1989)

CLM-2241S-019 · verified_current

When custody existed at filing, later release does not retroactively destroy the federal court's power acquired over the habeas application. In *Carafas v. LaVallee*, the petitioner's sentence expired while the case was pending, but the filing-time custody requirement remained satisfied. [*Carafas v. LaVallee*, 391 U.S. 234, 238–40 (1968)](https://www.govinfo.gov/content/pkg/USREPORTS-391/pdf/USREPORTS-391-234.pdf)

jurisdiction
federal_nationwide_with_express_circuit_limits
procedural posture
later_events_and_mootness
classification
binding
last verified
2026-08-25
known limitations
The actual custody, challenged decision or judgment, respondent, district, transfer history, administrative record, circuit law, local rules, merits, continuing injury, and requested relief remain required where identified.
researcher notes
Official Code, regulation, judiciary, Supreme Court, and labeled Ninth Circuit primary sources reviewed through the stated date; no uncited nationwide exhaustion exception or saving-clause category is asserted.

Authorities: 391 U.S. 234 (1968)

CLM-2241S-020 · verified_current

*Carafas* also held that the challenge to a criminal conviction was not moot because concrete civil disabilities and collateral consequences survived the sentence. That conviction rule does not mean collateral consequences are presumed for every administrative, disciplinary, placement, credit, or revocation decision. [*Carafas*, 391 U.S. at 237–40](https://www.govinfo.gov/content/pkg/USREPORTS-391/pdf/USREPORTS-391-234.pdf)

jurisdiction
federal_nationwide_with_express_circuit_limits
procedural posture
later_events_and_mootness
classification
binding
last verified
2026-08-25
known limitations
The actual custody, challenged decision or judgment, respondent, district, transfer history, administrative record, circuit law, local rules, merits, continuing injury, and requested relief remain required where identified.
researcher notes
Official Code, regulation, judiciary, Supreme Court, and labeled Ninth Circuit primary sources reviewed through the stated date; no uncited nationwide exhaustion exception or saving-clause category is asserted.

Authorities: 391 U.S. 234 (1968)

CLM-2241S-021 · verified_current

In *Spencer v. Kemna*, expiration of the parole-revocation term mooted the revocation challenge because the asserted later injuries were not concrete continuing consequences and the Court declined to presume collateral consequences for a parole revocation as it does for a criminal conviction. [*Spencer v. Kemna*, 523 U.S. 1, 7–16 (1998)](https://www.govinfo.gov/content/pkg/USREPORTS-523/pdf/USREPORTS-523-1.pdf)

jurisdiction
federal_nationwide_with_express_circuit_limits
procedural posture
later_events_and_mootness
classification
binding
last verified
2026-08-25
known limitations
The actual custody, challenged decision or judgment, respondent, district, transfer history, administrative record, circuit law, local rules, merits, continuing injury, and requested relief remain required where identified.
researcher notes
Official Code, regulation, judiciary, Supreme Court, and labeled Ninth Circuit primary sources reviewed through the stated date; no uncited nationwide exhaustion exception or saving-clause category is asserted.

Authorities: 523 U.S. 1 (1998)

CLM-2241S-022 · verified_current

For an execution-of-sentence claim, ask whether a live injury remains and whether the court can still grant effective custody relief after recalculation, restoration, transfer, release, or sentence completion. Neither release nor administrative correction is automatically dispositive without that claim-and-remedy comparison. [*Carafas*, 391 U.S. at 237–40](https://www.govinfo.gov/content/pkg/USREPORTS-391/pdf/USREPORTS-391-234.pdf); [*Spencer*, 523 U.S. at 7–18](https://www.govinfo.gov/content/pkg/USREPORTS-523/pdf/USREPORTS-523-1.pdf)

jurisdiction
federal_nationwide_with_express_circuit_limits
procedural posture
later_events_and_mootness
classification
binding
last verified
2026-08-25
known limitations
The actual custody, challenged decision or judgment, respondent, district, transfer history, administrative record, circuit law, local rules, merits, continuing injury, and requested relief remain required where identified.
researcher notes
Official Code, regulation, judiciary, Supreme Court, and labeled Ninth Circuit primary sources reviewed through the stated date; no uncited nationwide exhaustion exception or saving-clause category is asserted.

Authorities: 391 U.S. 234 (1968); 523 U.S. 1 (1998)

CLM-2241S-023 · verified_current

A transfer to another institution generally changes the physical custodian but does not by itself prove that the challenged custody injury disappeared. Respondent substitution, territorial authority, retention or transfer of the case, redressability, and any change in the challenged decision remain separate questions. [*Padilla*, 542 U.S. at 434–47](https://www.govinfo.gov/content/pkg/USREPORTS-542/pdf/USREPORTS-542-426.pdf); [*Carafas*, 391 U.S. at 237–40](https://www.govinfo.gov/content/pkg/USREPORTS-391/pdf/USREPORTS-391-234.pdf)

jurisdiction
federal_nationwide_with_express_circuit_limits
procedural posture
later_events_and_mootness
classification
binding
last verified
2026-08-25
known limitations
The actual custody, challenged decision or judgment, respondent, district, transfer history, administrative record, circuit law, local rules, merits, continuing injury, and requested relief remain required where identified.
researcher notes
Official Code, regulation, judiciary, Supreme Court, and labeled Ninth Circuit primary sources reviewed through the stated date; no uncited nationwide exhaustion exception or saving-clause category is asserted.

Authorities: 542 U.S. 426 (2004); 391 U.S. 234 (1968)

CLM-2241S-024 · verified_current

Later release can leave a conviction challenge live under *Carafas* while mooting a completed administrative or revocation challenge under *Spencer*. Identify the exact challenged act, continuing restraint or collateral injury, requested relief, and the court's ability to redress it; do not use a categorical “release equals moot” or “collateral consequences always save the case” rule. [*Carafas*, 391 U.S. at 237–40](https://www.govinfo.gov/content/pkg/USREPORTS-391/pdf/USREPORTS-391-234.pdf); [*Spencer*, 523 U.S. at 7–18](https://www.govinfo.gov/content/pkg/USREPORTS-523/pdf/USREPORTS-523-1.pdf)

jurisdiction
federal_nationwide_with_express_circuit_limits
procedural posture
later_events_and_mootness
classification
binding
last verified
2026-08-25
known limitations
The actual custody, challenged decision or judgment, respondent, district, transfer history, administrative record, circuit law, local rules, merits, continuing injury, and requested relief remain required where identified.
researcher notes
Official Code, regulation, judiciary, Supreme Court, and labeled Ninth Circuit primary sources reviewed through the stated date; no uncited nationwide exhaustion exception or saving-clause category is asserted.

Authorities: 391 U.S. 234 (1968); 523 U.S. 1 (1998)

CLM-2241S-025 · verified_current

If no qualifying custody existed at filing, routing to coram nobis is a separate extraordinary-writ inquiry, not an automatic remedy. The issuing court, continuing consequences, delay, fundamental-error standard, and circuit test remain to be verified in the dedicated extraordinary-writ module. [*Maleng*, 490 U.S. at 490–94](https://www.govinfo.gov/content/pkg/USREPORTS-490/pdf/USREPORTS-490-488.pdf)

jurisdiction
federal_nationwide_with_express_circuit_limits
procedural posture
later_events_and_mootness
classification
binding
last verified
2026-08-25
known limitations
The actual custody, challenged decision or judgment, respondent, district, transfer history, administrative record, circuit law, local rules, merits, continuing injury, and requested relief remain required where identified.
researcher notes
Official Code, regulation, judiciary, Supreme Court, and labeled Ninth Circuit primary sources reviewed through the stated date; no uncited nationwide exhaustion exception or saving-clause category is asserted.

Authorities: 490 U.S. 488 (1989)

CLM-2241S-026 · verified_current

A court-of-appeals denial of authorization under § 2255(h) does not independently make § 2255 inadequate or ineffective. The saving clause must satisfy its own post-*Jones* test and cannot operate as rehearing of the failed authorization showing. [28 U.S.C. § 2255(e), (h)](https://www.govinfo.gov/link/uscode/28/2255); [*Jones*, 599 U.S. at 477–80](https://www.supremecourt.gov/opinions/22pdf/599us1r42_2b35.pdf)

jurisdiction
federal_nationwide_with_express_circuit_limits
procedural posture
later_events_and_mootness
classification
binding
last verified
2026-08-25
known limitations
The actual custody, challenged decision or judgment, respondent, district, transfer history, administrative record, circuit law, local rules, merits, continuing injury, and requested relief remain required where identified.
researcher notes
Official Code, regulation, judiciary, Supreme Court, and labeled Ninth Circuit primary sources reviewed through the stated date; no uncited nationwide exhaustion exception or saving-clause category is asserted.

Authorities: 28 U.S.C. § 2255; 599 U.S. 465 (2023)

CLM-2241S-027 · verified_current

COA classification and the permissible custody remedy are addressed separately in the § 2241 appeal-and-relief module. Saving-clause availability alone neither requires a COA nor promises vacatur, resentencing, credits, placement, or release. [28 U.S.C. §§ 2241, 2255(e)](https://www.govinfo.gov/link/uscode/28/2255)

jurisdiction
federal_nationwide_with_express_circuit_limits
procedural posture
later_events_and_mootness
classification
binding
last verified
2026-08-25
known limitations
The actual custody, challenged decision or judgment, respondent, district, transfer history, administrative record, circuit law, local rules, merits, continuing injury, and requested relief remain required where identified.
researcher notes
Official Code, regulation, judiciary, Supreme Court, and labeled Ninth Circuit primary sources reviewed through the stated date; no uncited nationwide exhaustion exception or saving-clause category is asserted.

Authorities: 28 U.S.C. § 2241; 28 U.S.C. § 2255

CLM-2241S-028 · verified_current

The complete router asks in order: custody at filing; validity attack versus execution or other detention; availability and classification under § 2255; the exact § 2255(e) gateway after *Jones*; correct § 2241 respondent and district; exhaustion; live redressable injury; merits; and relief. Skipping an earlier gate makes the later conclusion unreliable. [28 U.S.C. §§ 2241, 2255](https://www.govinfo.gov/link/uscode/28/2255); [*Jones*, 599 U.S. at 473–80](https://www.supremecourt.gov/opinions/22pdf/599us1r42_2b35.pdf); [*Maleng*, 490 U.S. at 490–94](https://www.govinfo.gov/content/pkg/USREPORTS-490/pdf/USREPORTS-490-488.pdf)

jurisdiction
federal_nationwide_with_express_circuit_limits
procedural posture
later_events_and_mootness
classification
binding
last verified
2026-08-25
known limitations
The actual custody, challenged decision or judgment, respondent, district, transfer history, administrative record, circuit law, local rules, merits, continuing injury, and requested relief remain required where identified.
researcher notes
Official Code, regulation, judiciary, Supreme Court, and labeled Ninth Circuit primary sources reviewed through the stated date; no uncited nationwide exhaustion exception or saving-clause category is asserted.

Authorities: 28 U.S.C. § 2241; 28 U.S.C. § 2255; 599 U.S. 465 (2023); 490 U.S. 488 (1989)

Linked authorities