Virginia Opioid Use Reduction and Jail-Based Substance Use Disorder Treatment and Transition Fund; established. Establishes the Virginia Opioid Use Reduction and Jail-Based Substance Use Disorder Treatment and Transition Fund to be administered by the Department of Criminal Justice Services for the purpose of funding and supporting the planning and implementation of locally administered jail-based addiction recovery and substance use disorder treatment and transition programs in local and regional jails. The bill has a delayed effective date of July 1, 2024.