PUBLIC LAW 102-486—OCT. 24, 1992 106 STAT. 2827 the date on which a final rule is published under subparagraph (A); and "(11) is applicable to any sale or installation of all products in such type or class of showerhead or faucet. "(C) If, after any period of five consecutive years, the maximum flow rate requirements of the ASME/ANSI standard for showerheads are not amended to improve the efficiency of water use of such products, or afi^r any such period such requirements for faucets are not amended to improve the efficiency of water use of such products, the Secretary shall, not later than six months after the end of such five-year period, publish a final rule waiving the provisions of section 327(c) with respect to any State regulation concerning the water use or water efficiency of such type or class of showerhead or faucet if such State regulation— "(i) is more stringent than the standards in effect for such t3rpe of class of showerhead or faucet; and "(ii) is applicable to any sale or installation of all products in such type or class of showerhead or faucet. "(k) STANDARDS FOR WATER CLOSETS AND URINALS. —(I)(A) Except as provided in subparagraph (B), the maximum water use allowed in gallons per fiush for any of the following water closets manufactured after January 1, 1994, is the following: 'Gravity tank-type toilets 1.6 gpf. Tlushometer tank toilets 1.6 gpf. '^lectromedianical hydraulic toilets 1.6 gpf. 'blowout toilets 3.5 gpf. "(B) The maximum water use allowed for any gravity tanktype white 2-piece toilet which bears an adhesive label conspicuous upon installation consisting of the words 'Commercial Use Only* manufactured after January 1, 1994, and before January 1, 1997, is 3.5 gallons per flush. "(C) The maximum water use allowed for flushometer valve toilets, other than blowout toilets, manufactured after January 1, 1997, is 1.6 gallons per flush. "(2) The maximum water use allowed for any urinal manufactured after January 1, 1994, is 1.0 gallon per flush. "(3)(A) If the maximum flush volume requirements of ASME Federal Standard A112.19.6-1990 are amended to improve the efficiency ^g?*®5.' of water use of any low consumption water closet or low consump- ^ «»tion. tion urinal and are approved by ANSI, the Secretary shall, not later than 12 months after the date of such amendment, publish a final rule establishing an amended uniform national standard for that product at the level specified in amended ASMEVANSI Standard Al 12.19.6 and providing that such standard shall apply to products manufactured after a date which is one year aner the publication of such rule, unless the Secretary determines, by rule published in the Federal Register, that adoption of a uniform national standard at the level specified in such amended ASME/ ANSI Standard A112.19.6— "(i) is not technologically feasible and economically justified under subsection (o); "(ii) is not consistent with the maintenance of public health and safety; or "(iii) is not consistent with the purposes of this Act. "(B)(i) As part of the rulemaking conducted under subparagraph (A), the Secretary shall also determine if adoption of a umform national standard for any type or class of low consumption water
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