Expands Medicaid so people in jail or prison can get covered services by lifting the long‑standing federal “inmate exclusion.” It also aligns earlier reentry provisions with this change and sets a clear start date.

Directs the Department of Health and Human Services to give planning grants to States to get ready—building provider networks in correctional settings, training staff, setting up data and quality reporting, and coordinating with stakeholders. States must submit plans with milestones and timelines. The change takes effect the first day of the first calendar quarter that begins at least 60 days after enactment.