MI SB1143

Expands good time credit eligibility to prisoners serving sentences for crimes committed before April 1, 1987, who have no major misconduct convictions or state law violations, earning 5-15 days per month depending on years served.

Eliminates the separate disciplinary credit system for crimes committed on or after April 1, 1987, replacing it with a unified good time credit structure that can be forfeited for major misconduct.

Requires the Department of Corrections to maintain records of all major misconduct charges and provide them to the parole board as part of parole eligibility reports.

Removes provisions for special disciplinary credits and clarifies that good time allowances not earned due to major misconduct violations are permanently lost and cannot be restored.

Takes effect 90 days after enactment and is conditioned upon House Bill 5665 being enacted into law; repeals sections 34 and 35 of 1893 PA 118 effective 90 days after enactment.