28 C.F.R. § 523.42 : Judicial Administration — BUREAU OF PRISONS, DEPARTMENT OF JUSTICE — INMATE ADMISSION, CLASSIFICATION, AND TRANSFER — COMPUTATION OF SENTENCE — FIRST STEP ACT TIME CREDITS — Earning First Step Act Time Credits

(a) When an eligible inmate begins earning FSA Time Credits. An eligible inmate begins earning FSA Time Credits after the inmate's term of imprisonment commences (the date the inmate arrives or voluntarily surrenders at the designated Bureau facility where the sentence will be served).
(b) Dates of participation in EBRRs or PAs.
(1) An inmate cannot earn FSA Time Credits for programming or activities in which he or she participated before December 21, 2018, the date of enactment of the First Step Act of 2018.
(2) An eligible inmate, as defined in this subpart, may earn FSA Time Credits for programming and activities in which he or she participated from December 21, 2018, until January 14, 2020.
(3) An eligible inmate, as defined in this subpart, may earn FSA Time Credit if he or she is successfully participating in EBRR programs or PAs that the Bureau has recommended based on the inmate's individualized risk and needs assessment on or after January 15, 2020.
(c) Amount of FSA Time Credits that may be earned.
(1) For every thirty-day period that an eligible inmate has successfully participated in EBRR Programs or PAs recommended based on the inmate's risk and needs assessment, that inmate will earn ten days of FSA Time Credits.
(2) For every thirty-day period that an eligible inmate has successfully participated in EBRR Programs or PAs recommended based on the inmate's risk and needs assessment, that inmate will earn an additional five days of FSA Time Credits if the inmate:
(i) Is determined by the Bureau to be at a minimum or low risk for recidivating; and
(ii) Has maintained a consistent minimum or low risk of recidivism over the most recent two consecutive risk and needs assessments conducted by the Bureau.

28 C.F.R. § 523.42

87 FR 2717, 1/19/2022