This report provides evidence-based practices for screening and assessment of adults in the justice system with mental illness, substance use disorders, or both. It discusses the importance of instrument selection for screening and assessment and provides detailed descriptions of recommended instruments.

This manual offers guidelines to help counselors and administrators deliver substance use disorder treatment in criminal justice settings. It discusses aspects in providing substance use disorder treatment to people within the criminal justice system, including screening and assessment, and triage and placement in treatment services.