1. Energy efficiency and conservation block grant program (a) Purpose Section 542(b)(1) of the Energy Independence and Security Act of 2007 ( 42 U.S.C. 17152(b)(1) ) is amended— (1) in subparagraph (A), by striking ; and and inserting a semicolon; (2) in subparagraph (B), by striking the semicolon and inserting ; and ; and (3) by adding at the end the following: (C) diversifies energy supplies, including by facilitating and promoting the use of alternative fuels; . (b) Use of funds Section 544(9) of the Energy Independence and Security Act of 2007 ( 42 U.S.C. 17154(9) ) is amended to read as follows: (9) deployment of energy distribution technologies that significantly increase energy efficiency or expand access to alternative fuels, including— (A) distributed resources; (B) district heating and cooling systems; and (C) infrastructure for delivering alternative fuels; . (c) Competitive grants Section 546(c)(2) of the Energy Independence and Security Act of 2007 ( 42 U.S.C. 17156(c)(2) ) is amended by inserting , including projects to expand the use of alternative fuels before the period at the end. (d) Funding Section 548(a) of the Energy Independence and Security Act of 2007 ( 42 U.S.C. 17158(a) ) is amended to read as follows: (a) Authorization of appropriations (1) Grants There is authorized to be appropriated to the Secretary to carry out the program $3,500,000,000 for each of fiscal years 2024 through 2028. (2) Administrative costs The Secretary may use for administrative expenses of the program not more than 1 percent of the amounts made available under paragraph (1) in each of fiscal years 2024 through 2028. . (e) Technical amendments Section 543 of the Energy Independence and Security Act of 2007 ( 42 U.S.C. 17153 ) is amended— (1) in subsection (c), by striking subsection (a)(2) and inserting subsection (a)(3) ; and (2) in subsection (d), by striking subsection (a)(3) and inserting subsection (a)(4) .