; and (2) funding is— (A) available in all States; (B) affordable (based on the integrated planning guidelines described in the Integrated Municipal Stormwater and Wastewater Planning Approach Framework, issued by the Environmental Protection Agency and dated June 5, 2012); and (C) sufficient to support capital expenditures and long-term operation and maintenance costs. (b) Report Not later than 18 months after the date of enactment of this Act, the Administrator shall submit to Congress a report that describes the results of the study under subsection (a). 5002. Reauthorization of the Water Infrastructure Finance and Innovation Act Section 5033 of the Water Infrastructure Finance and Innovation Act of 2014 ( 33 U.S.C. 3912 ) is amended— (1) in subsection (a)(5), by striking for fiscal year 2019 and inserting for each of fiscal years 2019 through 2021 ; and (2) in subsection (b), by striking for each of fiscal years 2015 through 2019 and inserting for each of fiscal years 2015 through 2021 . 5003. Indian reservation drinking water and wastewater pilot program (a) In general Subject to the availability of appropriations, the Administrator of the Environmental Protection Agency shall carry out a pilot program to implement— (1) 10 eligible projects described in subsection (b) that are within the Upper Missouri River Basin; and (2) 10 eligible projects described in subsection (b) that are within the Upper Rio Grande Basin. (b) Eligible projects A project eligible to participate in the pilot program under subsection (a) is a project— (1) that is on a reservation (as defined in section 3 of the Indian Financing Act of 1974 ( 25 U.S.C. 1452 )) that serves a federally recognized Indian Tribe; and (2) the purpose of which is— (A) to connect, expand, or repair existing drinking water lines or water towers in order to improve water quality, pressure, or services