; (E) create a regional innovation ecosystem through mentorship, business development, education, and research and development investments; (F) identify regulatory structures that create obstacles for market deployment of clean energy technologies; and (G) design and implement initiatives to stimulate market demand for clean energy technologies that will substantially contribute to regional net-zero pathways. (3) Funding The Director shall require, as a condition of designation of a REIDI and of funding under this subsection, that each REIDI shall be funded such that not less than 50 percent of Funding shall come from sources other than the Federal government. (4) Applications (A) In general To apply for designation as a REIDI, a local, State, or Tribal government in coordination with regional public and private partners shall submit an application to the Secretary containing a description and plan for the activities to be carried out by the REIDI with Federal funds and opportunities for regional cost-sharing. Such application shall include a description— (i) the local or regional partnership that will be supported by the REIDI, including the lead partners; (ii) the clean energy sectors that will be served by the REIDI, and a description of how such sectors were identified in relation to regional market needs, and how the activities of the REIDI will align with State, local, regional, and Tribal policies and substantially contribute to regional net-zero pathways; (iii) the potential of the planned REIDI activities to achieve significant reductions in carbon emissions at a declining unit cost over time and increase market competitiveness of the clean energy technologies; (iv) how the partners in the REIDI plan to work to support clean energy projects at the post-research stage to help reach proof of concept, pilot testing, demonstration, and commercial readiness to address market need in deployment of clean energy technologies