Applications must be filled out for all proposed services: domestic services, irrigation services and fire services. Valley Water's Landscape Rebate Program offers four rebate categories that categories that can help save water.Valley Water's Landscape Rebate Program offers Irrigation Equipment Upgrades for efficient landscape irrigation. Original contracts and their amendments for all water contractors are available in PDF format, on request. Department of Planning and Development prepared a checklist for voluntary preliminary and formal application. A Drainage Permit is required for proposed construction involving 2,000 square feet of new impervious surface.