; productive activity; recovery programming The terms recidivism reduction program , productive activity , and recovery programming shall have the meaning given such terms in section 3621(h)(8). . (b) Technical and conforming amendment The table of sections for subchapter C of chapter 229 of title 18, United States Code, is amended by inserting after the item relating to section 3621 the following: 3621A. Post-sentencing risk and needs assessment system. . 103. Prerelease custody (a) In general Section 3624(c) of title 18, United States Code, is amended— (1) in paragraph (1), by striking the period at the end of the second sentence and inserting or home confinement, subject to the limitation that no prisoner may serve more than 10 percent of the prisoner’s imposed sentence in home confinement pursuant to this paragraph. ; (2) by striking paragraphs (2) and (3) and inserting the following: (2) Credit for recidivism reduction Notwithstanding the 10 percent limit described in paragraph (1) and in addition to any time spent in prerelease custody pursuant to paragraph (1), a prisoner shall spend an additional portion of the final months of the prisoner’s sentence, equivalent to the amount of time credit the prisoner has earned pursuant to section 3621(h)(6)(A), in prerelease custody, if— (A) the prisoner’s most recent risk and needs assessment, conducted within 1 year of the date on which the prisoner would first be eligible for transfer to prerelease custody pursuant to paragraph (1) and this paragraph, reflects that the prisoner is classified as low or moderate risk