WHAT THE LAW DOINCongress, in plain words

The law › Title 18, Crimes and Criminal Procedure › Chapter 229

18 U.S.C. 3624: Release of a prisoner

Created in 1984 by Public Law 98-473. Changed by 9 later laws. 1 bill in this Congress would change it.

4 other sections of the Code cite this one, including 18 U.S.C. 4105, 28 U.S.C. 994, 28 U.S.C. 1932, 34 U.S.C. 60541.

25 parts of federal rules cite it as their authority, written by Bureau of Prisons, Department of Justice (25).

This Congress

  • H.R. 3612 End For-Profit Prisons Act of 2025 · introduced · would change (h)

How it got here

2018

  • Pub. L. 115–391, §102(b)(1)(A), substituted "of up to 54 days for each year of the prisoner's sentence imposed by the court," for ", beyond the time served, of up to 54 days at the end of each year of the prisoner's term of imprisonment, beginning at the end of the first year of the… (First Step Act of 2018) Law text · (b)
  • Pub. L. 115–391, §602, inserted at end "The Bureau of Prisons shall, to the extent practicable, place prisoners with lower risk levels and lower needs on home confinement for the maximum amount of time permitted under this paragraph." (First Step Act of 2018) Law text · (c)
  • Pub. L. 115–391, §504(c)(1), inserted ", and number of prisoners not being placed in community corrections facilities for each reason set forth" before ", and any other information". (First Step Act of 2018) Law text · (c)
  • Pub. L. 115–391, §504(c)(2), substituted "the Second Chance Reauthorization Act of 2018" for "the Second Chance Act of 2007" in introductory provisions. (First Step Act of 2018) Law text · (c)
  • Pub. L. 115–391, §102(b)(1)(B), added subsec. (g). (First Step Act of 2018) Law text · (g)

2008

  • Pub. L. 110–199 amended subsec. (c) generally. Prior to amendment, text read as follows: "The Bureau of Prisons shall, to the extent practicable, assure that a prisoner serving a term of imprisonment spends a reasonable part, not to exceed six months, of the last 10 per centum of the t… (Second Chance Act of 2007: Community Safety Through Recidivism Prevention) Law text · (c)
  • Pub. L. 110–177 substituted "Upon the release of a prisoner by the Bureau of Prisons to supervised release, the Bureau of Prisons shall notify such prisoner, verbally and in writing, of the requirement that the prisoner adhere to an installment schedule, not to exceed 2 years except in… (Court Security Improvement Act of 2007) Law text · (e)

1996

  • Pub. L. 104–134, §101[(a)] [title VIII, §809(c)(1)(A)], struck out at beginning "A prisoner (other than a prisoner serving a sentence for a crime of violence) who is serving a term of imprisonment of more than one year, other than a term of imprisonment for the duration of the priso… (Departments of Commerce, Justice, and State, the Judiciary, and Related Agencies Appropriations Act, 1996.) Law text · (b)
  • Pub. L. 104–134, §101[(a)] [title VIII, §809(c)(1)(B)], in second sentence substituted "Subject to paragraph (2), a prisoner" for "A prisoner", struck out "for a crime of violence," after "1 year", and struck out "such" after "compliance with". (Departments of Commerce, Justice, and State, the Judiciary, and Related Agencies Appropriations Act, 1996.) Law text · (b)
  • Pub. L. 104–134, §101[(a)] [title VIII, §809(c)(1)(C)], in third sentence substituted "Subject to paragraph (2), if the Bureau" for "If the Bureau". (Departments of Commerce, Justice, and State, the Judiciary, and Related Agencies Appropriations Act, 1996.) Law text · (b)
  • Pub. L. 104–134, §101[(a)] [title VIII, §809(c)(1)(D)], in fourth sentence substituted "In awarding credit under this section, the Bureau shall consider whether the prisoner, during the relevant period, has earned, or is making satisfactory progress toward earning, a high school diploma or an equiv… (Departments of Commerce, Justice, and State, the Judiciary, and Related Agencies Appropriations Act, 1996.) Law text · (b)
  • Pub. L. 104–134, §101[(a)] [title VIII, §809(c)(1)(E)], in sixth sentence substituted "Subject to paragraph (2), credit for the last" for "Credit for the last". (Departments of Commerce, Justice, and State, the Judiciary, and Related Agencies Appropriations Act, 1996.) Law text · (b)
  • Pub. L. 104–134, §101[(a)] [title VIII, §809(c)(2)], amended par. (2) generally. Prior to amendment, par. (2) read as follows: "Credit toward a prisoner's service of sentence shall not be vested unless the prisoner has earned or is making satisfactory progress toward a high school d… (Departments of Commerce, Justice, and State, the Judiciary, and Related Agencies Appropriations Act, 1996.) Law text · (b)

1995

  • Pub. L. 104–66 struck out par. (6) which read as follows: "A report shall be provided to Congress on an annual basis summarizing the results of this program, including the number of inmate participants, the number successfully completing the program, the number who do not successful… (Federal Reports Elimination and Sunset Act of 1995) Law text · (f)

1994

  • Pub. L. 103–322, §20405(2), substituted "the prisoner's" for "his" after "the expiration of" and "toward the service of". · (a)
  • Pub. L. 103–322, §20412(1), (2), designated existing provisions as par. (1), substituted "Credit that has not been earned may not later be granted." for "Such credit toward service of sentence vests at the time that it is received. Credit that has vested may not later be withdrawn, and… · (b)
  • Pub. L. 103–322, §20405, inserted "(other than a prisoner serving a sentence for a crime of violence)" after "A prisoner" in first sentence, substituted "the prisoner" for "he" before "has not satisfactorily complied with" in first sentence and before "shall receive no such credit toward" in third … · (b)
  • Pub. L. 103–322, §20405(2), substituted "the prisoner's re-entry" for "his re-entry". · (c)
  • Pub. L. 103–322, §20405(2), (3), substituted "the prisoner" for "him" in introductory provisions and "the prisoner's" for "his" wherever appearing in introductory provisions and par. (3). · (d)

1990

  • Pub. L. 101–647, §2902(a), inserted after first sentence "The authority provided by this subsection may be used to place a prisoner in home confinement." · (c)
  • Pub. L. 101–647, §2904, added subsec. (f). · (f)

1986

  • Pub. L. 99–646, §16(a), substituted "beginning at the end of" for "beginning after". · (b)
  • Pub. L. 99–646, §17(a), substituted "imprisonment and runs concurrently" for "imprisonment. The term runs concurrently" and "supervised released. A term of supervised release does not run" for "supervised release, except that it does not run", struck out ", other than during limited in… · (e)

Text, outline and history from the official U.S. Code (2024 edition) on GovInfo, published by the Office of the Law Revision Counsel. Changes made after that edition appear under This Congress.