Building Energy Code

June 18, 2023


Note: Much of the information presented in this summary is drawn from the U.S. Department of Energy’s (DOE) Building Energy Codes Program and the Building Codes Assistance Project (BCAP). For more detailed information about building energy codes, visit the DOE and BCAP web sites. 

Arizona is a home rule state; thus, codes are adopted and enforced at the local level. Developing a statewide code would require legislative action.

Program Overview

Implementing Sector: State
Category: Regulatory Policy
State: Arizona
Incentive Type: Building Energy Code
Web Site:
Start Date:
Eligible Renewable/Other Technologies:
  • Comprehensive Measures/Whole Building
Residential Code: No mandatory statewide code
Commercial Code: No mandatory statewide code. ASHRAE/IESNA 90.1-2004 is mandatory for state-owned and state-funded buildings only
Code Change Cycle: No set schedule. Arizona is a home rule state, and legislation is the normal route through which changes in the energy code proceed.


Name: Jim Meyers
Organization: Southwest Energy Efficiency Project
Address: 2334 Broadway, Suite A
Boulder CO 80304
Phone: (303) 447-0078

This information is sourced from DSIRE; the most comprehensive source of information on incentives and policies that support renewables and energy efficiency in the United States. Established in 1995, DSIRE is operated by the N.C. Clean Energy Technology Center at N.C. State University.