1. Short title This Act may be cited as the Water Infrastructure Finance and Innovation Reauthorization Act of 2018 . 2. Innovative financing pilot projects (a) Authority To provide assistance Section 5023 of the Water Infrastructure Finance and Innovation Act of 2014 ( 33 U.S.C. 3902 ) is amended— (1) in subsection (a), by striking Secretary and the ; and (2) by striking subsection (b) and inserting the following: (b) Required approval of certain projects by Secretary (1) In general The Secretary shall approve projects under this subtitle that are eligible under section 5026(1) or, as applicable, section 5026(8). (2) Guidance The Secretary shall issue guidance on information required to be included in applications for projects requiring approval from the Secretary under this subsection. . (b) Applications Section 5024 of the Water Infrastructure Finance and Innovation Act of 2014 ( 33 U.S.C. 3903 ) is amended— (1) by striking subsection (a) and inserting the following: (a) In general To receive assistance under this subtitle, an eligible entity shall submit to the Administrator, and the Secretary, if applicable, an application at such time, in such manner, and containing such information as the Administrator and the Secretary, if applicable may require. ; and (2) in subsection (b), by striking Secretary or the Administrator, as applicable, and inserting Administrator, and the Secretary, if applicable, . (c) Determination of eligibility and project selection Section 5028 of the Water Infrastructure Finance and Innovation Act of 2014 ( 33 U.S.C. 3907 ) is amended— (1) in subsection (a)— (A) in paragraph (1)— (i) in subparagraph (A), by striking Secretary or the Administrator, as applicable, each place it appears and inserting Administrator ; and (ii) by striking Secretary or the Administrator, as applicable. and inserting Administrator. ; (B) in paragraph (4)(B), by striking Secretary or the Administrator, as appropriate, and inserting Administrator