; or (B) meets or exceeds the requirements for designation as being among the highest 25 percent of equivalent products for energy efficiency under the Federal Energy Management Program; and (2) the term energy-efficient structure means a residential structure, a public facility, or a private nonprofit facility that meets or exceeds the requirements of Standard 90.1–2013 of the American Society of Heating, Refrigerating and Air-Conditioning Engineers or the 2015 International Energy Conservation Code, or any successor thereto. (b) Use of assistance A recipient of assistance relating to a major disaster or emergency may use the assistance to replace or repair a damaged product or structure with an energy-efficient product or energy-efficient structure. . (b) Applicability The amendment made by this section shall apply to assistance made available under the Robert T. Stafford Disaster Relief and Emergency Assistance Act ( 42 U.S.C. 5121 et seq.) before, on, or after the date of enactment of this Act that is expended on or after the date of enactment of this Act. 1122. WaterSense (a) In general Part B of title III of the Energy Policy and Conservation Act is amended by adding after section 324A ( 42 U.S.C. 6294a ) the following: 324B. WaterSense (a) Establishment of WaterSense program (1) In general There is established within the Environmental Protection Agency a voluntary WaterSense program to identify and promote water-efficient products, buildings, landscapes, facilities, processes, and services that, through voluntary labeling of, or other forms of communications regarding, products, buildings, landscapes, facilities, processes, and services while meeting strict performance criteria, sensibly— (A) reduce water use; (B) reduce the strain on public and community water systems and wastewater and stormwater infrastructure; (C) conserve energy used to pump, heat, transport, and treat water