This bill, known as the "Defending Our Energy and Water Act," aims to enhance water resource protection and efficiency within federal data center operations. It mandates that the Administrator of the Office of Electronic Government revise minimum requirements for new data centers to include provisions for safeguarding water resources, specifically emphasizing the use of the most water-efficient cooling systems . Furthermore, the legislation extends the sunset date for existing data center requirements from 2026 to 2031, ensuring continued oversight. It also amends Title 10, United States Code, to require federal data centers to actively identify and integrate water efficiency technologies . This integration is intended to enhance the resiliency of data centers and minimize their operational impact on vital water resources.