The RESNET/International Code Council Standards Development Committee 1100 is responsible to oversee RESNET’s water rating index technical standards and amending the standards. Members Chairman: Jacob Atalla, Vice President of Sustainability, KB Home, Producer Vice Chairman: Jonah Schein, WaterSense Program Manager, Environmental Protection Agency, General Members: Ed Osann, Team Leader – Water Use Efficiency, Natural Resources Defense Council, General Dr. Esber Andiroglu, Director of Murphy Construction Program, University of Miami, User Joan Hughes, Alliance for Water Efficiency, General Kevin Kalakay, Chief – Department of Licensing and Regulatory Affairs, Michigan, User Matt Graves, Vice President of Production, Drees Homes, Producer Matt Sigler, International Code Council, User Philip Fairey, Principal, Building Consultants Group, LLC, Producer Meetings Upcoming Meetings TBD Past Meetings 2025 Wednesday, December 17, 2025, 3:00 PM – 4:00 PM ET AGENDA MINUTES July 29th, 2025, 2:00 PM – 3:00 PM ET AGENDA MINUTES June 24th, 2025, 3:00 PM – 4:00 PM ET AGENDA MINUTES May 27th, 2025, 3:00 PM – 4:00 PM ET AGENDA MINUTES March 25th, 2025, 3:00 PM ET – 4:00 PM ET AGENDA MINUTES 2024 December 17th, 2024, 3:00 PM ET – 4:00 PM ET AGENDA MINUTES October 23rd, 2024, 1:00 PM ET – 2:00 PM ET AGENDA MINUTES 2023 May 16th, 2023, 3:00 PM – 4:00 PM ET MINUTES June 20th, 2023, 3:00 PM – 4:00 PM ET MINUTES August 15th, 2023, 3:00 PM – 4:00 PM ET MINUTES December 19th, 2023, 3:00 PM – 4:00 PM ET MINUTES 2022 July 19th, 2022, 3:00 PM – 4:00 PM ET MINUTES December 7th, 2022, 2:00 PM – 3:00 PM ET MINUTES Register Interest SDC 1100 Interest Form Please fill out the form below to be added to our mailing list for SDC 1100. If upcoming meetings are scheduled, you will receive a calendar invitation in 1-2 business days. Name * Name First First Last Last Email * By clicking this button, you submit your information to the meeting organizer, who will use it to communicate with you regarding this event and their other services. * I agree Captcha Submit If you are human, leave this field blank.