Queen Creek, AZ Building Safety: Fire Sprinkler Requirements (2026)

3 of the 2021 International Fire Code and replaces them with the Town's own text. 2, Where required, states plainly that "all new building and structures shall be provided with an automatic sprinkler throughout," a broader mandate than the base model code. The Town then lists nine exceptions: detached single-family dwellings classified Group R-3 and their detached accessory structures (but not Group R-4 group homes); detached telecommunication buildings under 600 square feet used only for maintenance; detached accessory structures such as gazebos, ramadas, guardhouses and golf-course restroom buildings; detached canopies of Type I or II construction up to 3,000 square feet set at least 10 feet from buildings and property lines; fire-rated fabric shade canopies of the same size and setback; portable storage containers of Type I or II construction under 360 square feet with no hazardous materials, set 10 feet from buildings and other containers; factory-built temporary real estate or construction offices under 1,500 square feet in place no more than 12 months; detached Group U occupancies under 3,000 square feet set back 10 feet; and covered walkways with no combustible storage underneath, approved by the fire code official.

1 requires sprinklers throughout an addition unless the addition's fire area is under 1,000 square feet or 10% of the existing building's floor area, whichever is less. 5's four hazard levels, require a sprinkler retrofit whenever a building changes occupancy into a higher-hazard use, regardless of size for buildings 5,000 square feet or larger. 2 requires R-4 residential care facilities (six to ten clients) to install sprinklers throughout, including attached garages and, in Condition 2 facilities, concealed combustible spaces, with electrically supervised water-flow switches.