; and (B) certifies to the State, in a form and manner determined by the State, that the public water system has made such consideration. . (d) Prevailing wages Section 1452(a) of the Safe Drinking Water Act ( 42 U.S.C. 300j–12(a) ) is further amended by adding at the end the following: (6) Prevailing wages The requirements of section 1450(e) shall apply to any construction project carried out in whole or in part with assistance made available by a drinking water treatment revolving loan fund. . (e) Assistance for disadvantaged communities Section 1452(d)(2) of the Safe Drinking Water Act ( 42 U.S.C. 300j–12(d)(2) ) is amended to read as follows: (2) Total amount of subsidies For each fiscal year, of the amount of the capitalization grant received by the State for the year, the total amount of loan subsidies made by a State pursuant to paragraph (1)— (A) may not exceed 35 percent; and (B) to the extent that there are sufficient applications for loans to communities described in paragraph (1), may not be less than 6 percent. . (f) Types of assistance Section 1452(f)(1) of the Safe Drinking Water Act ( 42 U.S.C. 300j–12(f)(1) ) is amended— (1) by redesignating subparagraphs (C) and (D) as subparagraphs (D) and (E), respectively; (2) by inserting after subparagraph (B) the following new subparagraph: (C) each loan will be fully amortized not later than 30 years after the completion of the project, except that in the case of a disadvantaged community (as defined in subsection (d)(3)) a State may provide an extended term for a loan, if the extended term— (i) terminates not later than the date that is 40 years after the date of project completion; and (ii) does not exceed the expected design life of the project; ; and (3) in subparagraph (B), by striking 1 year after completion of the project for which the loan was made and all that follows through design life of the project; and inserting 18 months after completion of the project for which the loan was made