The Central Office consists of offices spread between two buildings.  The main building, at 200 W. Belknap, houses the Felony and Misdemeanor Courts Units, Bond Unit, Electronic Monitoring Unit, Transfer-In Unit, Victims' Services and Community Service Restitution (CSR).   There is also a male drug test collection lab in the basement at this location. In the building next door, at 300 W. Belknap, we have Pre-Sentence Investigation (PSI), Treatment Alternative to Incarceration Program (TAIP),  Felony Alcohol Intervention Project (FAIP), Domestic Violence Diversion Program and a female drug test collection lab.  

The Miller Complex houses the following Field Service Units: Poly, South Central, Eastside and South as well as the following Specialized Caseload Units: Sex Offender, Mental Health, High Risk and Substance Abuse Aftercare. Specialized Caseload Units serve the entire Tarrant County area. There is also a drug test collection lab for both males and females at this location.