; Public Law 109–359 ) $25,000,000 for each of fiscal years 2019 through 2021. 3703. Sense of Congress relating to the Caño Martín Peña ecosystem restoration project It is the sense of Congress that the Secretary should advance the project for ecosystem restoration, Caño Martín Peña, Puerto Rico. I Tribal programs 3801. Inflation adjustment of cost-sharing provisions for territories and Indian Tribes Section 1156(b) of the Water Resources Development Act of 1986 ( 33 U.S.C. 2310(b) ) is amended by striking the date of enactment of this subsection and inserting the date of enactment of the America's Water Infrastructure Act of 2018 . 3802. Tribal Partnership Program Section 203(b)(4) of the Water Resources Development Act of 2000 ( 33 U.S.C. 2269(b)(4) ) is amended by striking $10,000,000 in each of subparagraphs (A) and (B) and inserting $15,000,000 . 3803. Blackfeet water rights settlement (a) Authorization for appropriations Section 3718 of the Water Infrastructure Improvements for the Nation Act (130 Stat. 1838) is amended by adding at the end the following: (c) Blackfeet water rights settlement Notwithstanding sections 3716(e) and 3717(e), to the extent funds have been appropriated, 50 percent of the amounts appropriated to the Blackfeet Settlement Trust Fund and 50 percent of the amounts appropriated to the Blackfeet Water Settlement Implementation Fund under this section shall be available to the Tribe and the Secretary in a manner consistent with this title on the execution of the waivers and releases under section 3720(a). . (b) Waiver and release of claims Section 3720 of the Water Infrastructure Improvements for the Nation Act (130 Stat. 1839) is amended— (1) in subsection (a)(3)(B), by striking section 3706 and inserting section 6