The Data Center Divide
A policy snapshot ahead of the 2026 midterms. Mapping data center incentives, restrictions, and bans through legislation, regulations, and executive actions across all 50 states and 1,462 local jurisdictions.
City of Flagstaff
Mixed Data Center Policies
Arizona’s rules include equipment-tax benefits for qualifying data centers, but an enacted three-year restriction blocks new tax-relief applications; some descriptions nevertheless use prospective wording. Planning requirements and seasonal limits on local construction-noise restrictions also affect projects.
Rating and summary from Arizona statewide as there are no scored current or future laws outside temporary restrictions for City of Flagstaff.
pending · City of FlagstaffWould restrict data centers to the Planned Community zone and require detailed review and safeguards for their power, water use, noise, emissions, and eventual decommissioning.Flagstaff PZ-26-00018 — Resource Intensive Industrial Use (Previously Data Centers) Zoning Amendment
What this means
Prospective effect only: the posted proposal would substantially increase siting, review and operational burdens through Planned Community zoning approval, air-only cooling and ongoing compliance certification. It preserves an approval route and is not an enacted ban. No current legal effect is attributed to the draft.
People behind it
- Tiffany Antol
Zoning Code Manager who presented and facilitated the Commission discussion of the Resource Intensive Industrial amendment on October 14, 2026.
Restrictions & requirementsHide restrictions & requirements3
Conditional proposal: requires Planned Community zoning and a master plan, a 150-foot residential setback, and day/night noise limits.
Conditional proposal: prohibits water-based heat rejection, limits non-emergency generator testing and maintenance to 50 hours per year, and requires renewable energy to the greatest extent feasible.
Conditional proposal: adds professional impact analyses, annual compliance certification, and decommissioning after prolonged cessation.
Benefits & exceptionsHide benefits & exceptions1
Conditional proposal: provides a Planned Community zoning pathway rather than the earlier draft's complete prohibition of primary-use data centers.
Sources
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