The NIH Office of AIDS Research (OAR) is located within the Office of the Director of NIH and is responsible for the scientific, budgetary, legislative, and policy elements of the NIH AIDS research program.Congress has provided broad authority to the OAR to plan, coordinate, evaluate, and fund all NIH AIDS research. The OAR is responsible for the development of an annual comprehensive plan and budget for all NIH AIDS research. OAR supports trans-NIH Coordinating Committees to assist in these efforts in the following areas of program emphasis: