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Mini-split and ductwork permits in Arizona

Source: Arizona HVAC Help (arizonahvachelp.com), part of the Local Help Stations network (localhelpstations.com). Last updated November 2, 2026.

Tucson requires a permit to install a mini-split; the permit includes electrical and mechanical review and units must be listed and labeled. (source: City of Tucson Planning and Development Services)

Tucson requires a permit to install, replace or modify ductwork for heating or cooling systems. (source: City of Tucson Planning and Development Services)

Phoenix requires a permit for AC replacements with any ductwork revisions. (source: City of Phoenix Planning and Development)

On this site: Do I need a permit to replace an AC in Arizona? · When an AC change needs a permit in Phoenix · Mini-split and ductwork permits in Arizona · Evaporative cooler permits in Arizona · Can I do my own HVAC work in Arizona? · When does an Arizona contractor need a license? · Arizona contractor contract rules · How to check an Arizona contractor and complain · The Arizona Residential Contractors' Recovery Fund · Cities · FAQ · Sources

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