This legislation, titled the Long Island Sound Restoration and Stewardship Reauthorization Act of 2025 , aims to continue federal support for the environmental health of the Long Island Sound. Its primary purpose is to reauthorize funding for critical programs dedicated to the Sound's restoration and stewardship. Specifically, the bill amends existing law to extend the authorization for Long Island Sound grants under the Federal Water Pollution Control Act and Long Island Sound Stewardship grants . These reauthorizations update the funding period from fiscal years 2019 through 2023 to the new period of 2025 through 2029 , ensuring ongoing financial resources for conservation efforts.