of Veterans Affairs, or for any of the purposes set forth in sections 316, 2404, 2406 and chapter 81 of title 38, United States Code, not otherwise provided for, including planning, architectural and engineering services, construction management services, maintenance or guarantee period services costs associated with equipment guarantees provided under the project, services of claims analysts, offsite utility and storm drainage system construction costs, and site acquisition, where the estimated cost of a project is more than the amount set forth in section 8104(a)(3)(A) of title 38, United States Code, or where funds for a project were made available in a previous major project appropriation, $1,127,486,000, of which $647,486,000 shall remain available until September 30, 2023