Mandatory Design Features
In most desert climates, the sun is the most plentiful commodity and water is the most valuable resource. The City of Tucson has made these two elements of significant concern by adopting a few ordinances to ensure sustainable potential in the future.
Residential Solar Readiness Ordinance
Residential Gray Water Ordinance -Exhibit A
Gray Water Illustrations -Attachment A
Commercial Water Harvesting Ordinance
Residential Electric Vehicle Readiness - all new one- and-two family homes are required to provide an electrical outlet near the parking area for EV charging
Supplemental Information
SolarApp - same day permitting for residential solar
Gray Water Professional Information Guide
Gray Water for Residential Use (YouTube Video)
Net-Zero Energy Building Standard
Water Harvesting Guidance Manual
Commercial Rainwater Harvesting Water Budget Spreadsheet (Excel Sheet)