; (II) descriptions of the review process; and (III) explanations of the grants awarded. (4) Grants (A) Restrictions (i) In general For each fiscal year, a grant made available under this subsection shall be not greater than $4,000,000 and not less than $2,000,000 per recipient. (ii) Limitation An eligible entity may only receive 1 grant in a fiscal year under this subsection. (B) Matching requirements (i) In general As a condition of receiving a grant under this subsection, a grant recipient shall match 50 percent of the amounts made available under the grant. (ii) Sources The matching amounts referred to in clause (i) may include amounts made available to the recipient under— (I) section 504(b); or (II) section 505. (5) Program coordination (A) In general The Secretary shall— (i) coordinate the research, education, and technology transfer activities carried out by grant recipients under this subsection; (ii) disseminate the results of that research through the establishment and operation of a publicly accessible online information clearinghouse; and (iii) to the extent practicable, support the deployment and commercial adoption of effective materials researched or developed under this subsection to relevant stakeholders. (B) Annual review and evaluation Not later than 2 years after the date of enactment of this subsection, and not less frequently than annually thereafter, the Secretary shall, consistent with the activities in paragraph (3)— (i) review and evaluate the programs carried out under this subsection by grant recipients, describing the effectiveness of the program in identifying materials that reduce or sequester greenhouse gas emissions; (ii) submit to the Committee on Transportation and Infrastructure of the House of Representatives and the Committee on Environment and Public Works of the Senate a report describing such review and evaluation