; (B) a lifecycle assessment of the final product; (C) an environmental product declaration (as defined in section 2 of the Concrete and Asphalt Innovation Act of 2023 ); (D) a techno-economic assessment; (E) an environmental permitting or other regulatory process; (F) an evaluation or testing activity; or (G) any other activity that promotes the commercial application of technologies developed through the program established under subsection (c). (3) Applications The Secretary shall seek applications for technical assistance under this subsection— (A) on a competitive basis; and (B) on a periodic basis, but not less frequently than once every 12 months. (4) Regional centers The Secretary may designate or establish 1 or more regional centers to provide technical assistance to eligible entities to carry out the activity described in paragraph (2)(A). (i) Determination of emission levels (1) Baseline embodied greenhouse gas emissions The Secretary shall— (A) determine current baseline embodied greenhouse gas emissions of cement, concrete, asphalt binder, and asphalt mixtures, including a detailed methodology for determining each of those emissions; and (B) within 1 year of the date of enactment of the Concrete and Asphalt Innovation Act of 2023 , determine a timeline for regional-level emissions reductions, to the maximum extent practicable, taking into consideration— (i) potential for greenhouse gas emissions reductions; (ii) feedstock availability; (iii) equipment and skilled workforce availability; (iv) technology and market readiness levels of low-emissions cement, concrete, asphalt binder, and asphalt mixture technologies; (v) the regulatory and specification landscape