1. Short title This Act may be cited as the Drinking Water Affordability Act . 2. Amendments to Safe Drinking Water Act (a) National drinking water regulations Section 1412(b)(9) of the Safe Drinking Water Act ( 42 U.S.C. 300g–1(b)(9) ) is amended by striking the last sentence and inserting Any revision of a national primary drinking water regulation shall be promulgated in accordance with this section, including paragraphs (3) through (6) of this subsection. (b) Enforcement of drinking water regulations Section 1414(h)(1)(C) of the Safe Drinking Water Act ( 42 U.S.C. 300g–3(h)(1)(C) ) is amended by inserting or management after the transfer of ownership . (c) State revolving loan funds (1) Assistance for disadvantaged communities Section 1452(d)(2) of the Safe Drinking Water Act ( 42 U.S.C. 300j–12(d)(2) ) is amended by striking 30 and inserting 35 . (2) Types of assistance Section 1452(f)(1) of the Safe Drinking Water Act ( 42 U.S.C. 300j–12(f)(1) ) is amended— (A) by redesignating subparagraphs (C) and (D) as subparagraphs (D) and (E), respectively; (B) 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 (C) 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