--- title: "First Step Act Time Credits—Revisions (interim final rule)" citation: "First Step Act Time Credits—Revisions, 91 Fed. Reg. 55740 (Aug. 31, 2026)" authority_id: "AUTH-FR-91-55740" authority_type: "regulation" jurisdiction: "federal_nationwide" precedential_status: "binding_agency_regulation" official_url: "https://www.govinfo.gov/content/pkg/FR-2026-08-31/pdf/2026-17752.pdf" url: "https://jason93.com/legal/federal-process/authorities/AUTH-FR-91-55740/" legal_review: "2026-10-15" links_checked: "2026-10-15" links_available: 1 links_checked_count: 1 license: "CC BY 4.0" --- # First Step Act Time Credits—Revisions ## Holding or rule used Amended 28 C.F.R. § 523.42(a) to provide that an eligible inmate begins earning FSA Time Credits after the term of imprisonment commences, removing the clause that tied commencement to arrival or voluntary surrender at the designated facility. ## Material limitation Interim final rule; check for a later final rule. ## Official source and pinpoints 91 Fed. Reg. 55740, 55740–41, 55743 (Aug. 31, 2026): ## Used in - [18 U.S.C. § 3632 — First Step Act Time Credits](https://jason93.com/legal/federal-process/modules/80-sentence-execution-and-bop/first-step-act-time-credits.md)