; and (2) for other activities authorized under section 302(b)(2) of the Indian Health Care Improvement Act ( 25 U.S.C. 1632(b)(2) ). (e) Operation and maintenance funding (1) In general The Secretary may provide financial assistance for the operation and maintenance of water facilities serving Native communities. (2) Authorization of appropriations In addition to amounts otherwise available, there is authorized to be appropriated to the Secretary $100,000,000 for each of fiscal years 2024 through 2028, to remain available until expended, for providing assistance for the operation and maintenance of water facilities serving Native communities. (3) Priority for funding In awarding funding under paragraph (2), the Secretary shall prioritize water facilities that the Secretary determines to be the most in need of assistance. (4) Future funding For not less than 5 years after the date on which a water facilities project described in paragraph (1) is completed, to the extent to which annual appropriations are available, the Secretary shall include the completed project as eligible for funding assistance for operation and maintenance of the water facility to ensure that— (A) the investments in the water facilities are adequately maintained and operated for the health and welfare of Native communities served; (B) the infrastructure investment is protected; and (C) the intended economic benefit is realized. 6. Bureau of Reclamation In addition to amounts otherwise available, there is authorized to be appropriated to the Secretary of the Interior $18,000,000 for each of fiscal years 2024 through 2028, to remain available until expended, for use, in accordance with section 201 of the Energy and Water Development Appropriations Act, 2003 ( 43 U.S.C. 373d ), for the Native American Affairs Technical Assistance Program of the Bureau of Reclamation for the fiscal year ending September 30, 2024.