; (2) in paragraph (2)(A), by inserting , a leadership official of an affected Indian Tribe, the executive official of the District of Columbia, or the executive official of an affected territory or possession of the United States, after State ; and (3) by adding at the end the following: (4) Authorization of appropriations There is authorized to be appropriated to carry out this subsection $2,000,000 for each of fiscal years 2024 through 2028, to remain available until expended. . (b) Protect families from toxic algal blooms Section 128 of the Water Resources Development Act of 2020 ( 33 U.S.C. 610 note; division AA of Public Law 116–260 ) is amended— (1) by redesignating subsection (e) as subsection (f); and (2) by inserting after subsection (d) the following: (e) Harmful algal bloom technologies In carrying out the demonstration program under subsection (a), the Secretary may enter into agreements with water and irrigation districts located in the focus areas described in subsections (c) and (d) for the use or sale of any new technologies developed under the demonstration program to expedite the removal of harmful algal blooms in those areas. .