; and (2) gaining the operating data needed to understand the technical and performance risks of the technology under a wide range of representative operating conditions before the application of the technology at full commercial scale. (d) Cost-Sharing Each project shall be funded— (1) through a cost-share arrangement that the Secretary may establish between the Department of Energy and the developer of the project, as authorized under section 988(b) for large-scale pilot projects and section 988(c) for demonstration projects; or (2) under subtitle A of title I of the Clean Energy Innovation and Deployment Act of 2020. (e) Authorization of appropriations There are authorized to be appropriated to carry out this section such sums as are necessary for each of the fiscal years 2021 through 2050. . (2) Clerical amendment The table of contents for the Energy Policy Act of 2005 ( Public Law 109–58 ; 119 Stat. 600) is amended by adding at the end of the items relating to subtitle F of title IX the following: Sec. 969B. Demonstrating carbon capture and sequestration technologies for electric generating facilities. . 129. Deployment of electric grid modernization through grants (a) Deployment of grid modernization projects through grants The Secretary of Energy shall establish a program to provide financial assistance to eligible partnerships to carry out projects related to the modernization of the electric grid, including— (1) projects for the deployment of technologies to improve monitoring of, advanced controls for, and prediction of performance of, the electricity distribution system; and (2) projects related to transmission system interconnections, and other transmission system issues. (b) Eligible projects Projects for which an eligible partnership may receive financial assistance under subsection (a) shall— (1) be designed to— (A) improve the siting, construction, resiliency, performance, or efficiency of the electric grid, while ensuring the continued provision of safe, secure, reliable, and affordable power