; Public Law 104–298 ) is amended— (1) in the first sentence, by striking 2021 and inserting 2028 ; and (2) in the second sentence, by striking $1,000,000 and inserting $3,000,000 . 105. Drinking water assistance for disadvantaged communities (a) In general In addition to any amounts appropriated under section 50231 of Public Law 117–169 (commonly known as the Inflation Reduction Act of 2022 ) (136 Stat. 2053) or any amounts made available to carry out that section under any other law, there is authorized to be appropriated to the Secretary to carry out that section $100,000,000 for the period of fiscal years 2025 through 2029. (b) Multiple benefit projects The Secretary is encouraged to use all or a portion of the funds made available under subsection (a) to incorporate into multiple benefit projects features or facilities to assist in providing domestic water supplies to disadvantaged communities. 106. Extraordinary operation and maintenance work; project modification (a) Definitions Section 9601 of the Omnibus Public Land Management Act of 2009 ( 43 U.S.C. 510 ) is amended— (1) by redesignating paragraphs (1), (2), (3), (4), (5), (6), and (7) as paragraphs (4), (7), (9), (10), (11), (12), and (3), respectively, and moving the paragraphs so as to appear in numerical order; (2) by inserting before paragraph (3) (as so redesignated) the following: (1) Adverse impact The term adverse impact means, with respect to a project modification, a reduction in water quantity or quality or a change in the timing of water deliveries available to a project beneficiary from the modified project as compared to the water quantity or quality or timing of water deliveries from— (A) the project with the restored capacity, if the extraordinary operation and maintenance work under section 9603 is intended to restore lost project capacity