Construction of rainwater harvesting system; minimum landscape budget requirements; request for rainwater harvesting plan revision.
Tucson Code § 6-183
in effectSec. 6-183. Construction of rainwater harvesting system; minimum landscape budget requirements; request for rainwater harvesting plan revision.
A. All new commercial development built pursuant to a development plan submitted after June 1, 2010, shall include a rainwater harvesting system constructed according to an approved rainwater harvesting plan.
B. No later than three (3) years from the date of issuance of a final certificate of occupancy, and for every year thereafter, fifty (50) percent of the estimated yearly landscape water budget shall be provided by rainwater harvested on-site by a rainwater harvesting system constructed pursuant to an approved rainwater harvesting plan. The fifty (50) percent landscape budget provision shall not apply in any calendar year in which the annual precipitation has fallen below the amount determined in the applicable development standards.
C. Within three (3) years from the date of issuance of a final certificate of occupancy, the applicant, or a successor in interest, may request to revise the rainwater harvesting plan. The request shall be submitted to the director of development services. The request shall be granted only if one of the following is true:
1. A mathematical or engineering error was made in the calculation of water required for on-site landscaping.
2. A variance related to landscape requirements, and which impacts the landscape water budget, is obtained subsequent to the approval of a submitted rainwater harvesting plan.
3. Additional data on site conditions or performance relevant to the subject site has been obtained, and results indicated a needed change in water budget calculations in the rainwater harvesting plan.
(Ord. No. 10597, § 1, 10-14-08)
Source: City of Tucson, Tucson Code (Charter and General Ordinances) and Unified Development Code (American Legal Publishing, codelibrary.amlegal.com)URL: https://codelibrary.amlegal.com/codes/tucson/latest/tucson_az/0-0-0-4315Fetched: 10/28/2026