Drinking water state revolving funds Section 1452(a)(4) of the Safe Drinking Water Act ( 42 U.S.C. 300j–12(a)(4) ) is amended— (1) by amending subparagraph (A) to read as follows: (A) In general Funds made available from a State drinking water treatment revolving loan fund established under this section may not be used for a project for the construction, alteration, maintenance, or repair of collection, treatment, storage, and distribution facilities, including publicly and privately owned pipes or other constructed conveyances, unless all of the iron and steel products used in the project are produced in the United States.