The DOE Office of Science supports basic research and the development, construction, and operations of open-access scientific user facilities and research capabilities that serve to deliver the scientific discoveries to transform our understanding of nature and advance the energy, economic, and national security of the United States. The Office of Science is the nation’s largest federal sponsor of basic research in the physical sciences and the lead federal agency supporting fundamental scientific research for our nation’s future.

Each year, DOE submits a budget request to Congress for the next fiscal year for Congress to consider through its Congressional appropriations process. 

The Office of Science FY 2023 Budget Request to Congress


FY 2023 Office of Science Budget Request

FY 2023 Office of Science Budget Request Overview

FY 2023 Advanced Scientific Computing Research Budget Request

FY 2023 Basic Energy Sciences Budget Request

FY 2023 Biological and Environmental Research Budget Request

FY 2023 Fusion Energy Sciences Budget Request

FY 2023 High Energy Physics Budget Request

FY 2023 Nuclear Physics Budget Request

FY 2023 Isotope R&D and Production Budget Request

FY 2023 Accelerator R&D and Production Budget Request

FY 2023 Workforce Development for Teachers and Scientists Budget Request

FY 2023 Science Laboratories Infrastructure Budget Request

FY 2023 Safeguards and Security Budget Request

FY 2023 Science Program Direction Budget Request