---
title: "First Step Act of 2018 section 102(b)"
citation: "First Step Act of 2018, Pub. L. No. 115-391, § 102(b), 132 Stat. 5194, 5210–11"
authority_id: "AUTH-PL-115-391-SEC-102-B"
authority_type: "statute"
jurisdiction: "federal_nationwide"
precedential_status: "binding_statute"
official_url: "https://www.govinfo.gov/content/pkg/PLAW-115publ391/pdf/PLAW-115publ391.pdf"
url: "https://jason93.com/legal/federal-process/authorities/AUTH-PL-115-391-SEC-102-B/"
legal_review: "2026-08-24"
links_checked: "2026-10-15"
links_available: 1
links_checked_count: 1
license: "CC BY 4.0"
---

# First Step Act § 102(b)

## Propositions supported

- Amendment of § 3624(b)(1) from time served to sentence imposed.
- Effectiveness when the risk-and-needs assessment system was released.
- Applicability before, on, or after enactment except offenses before November 1, 1987.

## Official source

<https://www.govinfo.gov/content/pkg/PLAW-115publ391/pdf/PLAW-115publ391.pdf>


## Used in

- [18 U.S.C. § 3624(b) — Good Conduct Time](https://jason93.com/legal/federal-process/modules/80-sentence-execution-and-bop/good-conduct-time.md)