1. Short title This Act may be cited as the Navajo-Gallup Water Supply Project Amendments Act of 2023 . 2. Definitions Section 10302 of the Northwestern New Mexico Rural Water Projects Act ( 43 U.S.C. 407 note; Public Law 111–11 ) is amended— (1) by striking paragraph (29); (2) by redesignating paragraphs (12), (13), (14), (15), (16), (17), (18), (19), (20), (21), (22), (23), (24), (25), (26), (27), (28), and (30) as paragraphs (13), (14), (15), (16), (17), (18), (19), (20), (21), (22), (23), (24), (25), (27), (28), (30), (31), and (32), respectively; (3) by inserting after paragraph (11) the following: (12) Deferred Construction Fund The term Deferred Construction Fund means the Navajo Nation's Navajo-Gallup Water Supply Project Deferred Construction Fund established by section 10602(i)(1)(A). ; (4) in paragraph (14) (as so redesignated)— (A) in the paragraph heading, by striking Draft and inserting Final Environmental ; (B) by striking Draft Impact and inserting Final Environmental ; (C) by striking draft environmental and inserting final environmental ; and (D) by striking March 2007 and inserting July 6, 2009 ; (5) in paragraph (19) (as so redesignated), by striking Draft and inserting Final Environmental ; (6) by inserting after paragraph (25) (as so redesignated) the following: (26) Project Service Area The term Project Service Area means the area that encompasses the 43 Nation chapters, the southwest portion of the Jicarilla Apache Reservation, and the City that is identified to be served by the Project, as illustrated in figure IV–5 (Drawing No. 1695–406–49) of the Final Environmental Impact Statement. ; (7) by inserting after paragraph (28) (as so redesignated) the following: (29) Settlement trust funds The term Settlement Trust Funds means— (A) the Navajo Nation Water Resources Development Trust Fund established by subsection (a)(1) of section 10702; (B) the Navajo Nation Operations, Maintenance, and Replacement Trust Fund established under subsection (b)(1) of that section