What GAO Found DOE established the Office of Clean Energy Demonstrations (OCED) in December 2021 to manage the historic amount of funding appropriated to DOE for demonstration projects. Key responsibilities include managing projects and assessing lessons learned to improve project oversight. OCED projects vary in scale and cover diverse clean energy technologies, including hydrogen and advanced nuclear energy. Generally, at least 50 percent of the project costs are borne by the project awardees. As of November 2025, OCED had committed over $18 billion to about 100 projects, although 35 of th
Inspector General audit
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