To support and assist drug courts.

Authorizes the Attorney General to make grants to State and local governments and to other public and private entities for programs that involve continuing judicial supervision over specified categories of persons with substance abuse problems and the integrated administration of other sanctions and services, including: (1) testing for the use of controlled substances or other addictive substances; (2) substance abuse treatment; (3) diversion, probation, or other supervised release involving the possibility of prosecution, confinement, or incarceration based on noncompliance with program requirements or failure to show satisfactory progress; and (4) programmatic or health related aftercare services such as relapse prevention, education, vocational training, job placement, housing placement, and child care or other family support services. Authorizes the Attorney General to consult or collaborate with the Secretary of Health and Human Services and any other appropriate officials and utilize any component of the Department of Justice in carrying out this Act. Sets forth grant application requirements. Authorizes the Attorney General to: (1) provide technical assistance and training in furtherance of the purposes of this Act; and (2) evaluate programs that receive support under this Act. Authorizes appropriations.