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.
Clark County
Pro-Data Center Policies
Wisconsin offers certified data centers a sales-tax exemption on qualifying construction, equipment, operations, and electricity, provided they meet county-dependent investment minimums within five years. The source also describes the enacted law as a proposed measure, creating a conflict in its descriptions.
Rating and summary from Wisconsin statewide as there are no scored current or future laws outside temporary restrictions for Clark County.
current law · County measureClark County's published legal notice identifies Ordinance 257-6-26 as amendments to Chapter 22 Land Use and certifies June 18, 2026 adoption.Clark County, Wisconsin Ordinance 257-6-26 (2026)
People behind it
- Christina M. Jensen
County Clerk certifying adoption.
Sources
Specific to Clark County only.
unverified · County measureClark County adopted Ordinance 254-12-25 on December 30, 2025, temporarily stopping acceptance, consideration and issuance of permits for placement or construction of data centers and battery energy storage systems while permanent rules were developed.Clark County Ordinance 254-12-25 — Temporary BESS and Data Center Moratorium (2025)
What this means
Historical analytical assessment: while operative, the moratorium created a substantial temporary barrier to new projects requiring county permits. Permanent BESS and data-center permitting rules are now codified; the moratorium’s exact ending date and present applicability remain unverified.
Timing
- Ends
- Pending permanent ordinances according to the county notice; exact termination mechanism and date unverified
Permanent BESS and data-center rules adopted June 18, 2026 are now codified. Their adoption suggests the interim pause has ended, but the full moratorium exhibit and a formal ending instrument were not retrieved.
People behind it
- Clark County Board of Supervisors
Adopted the temporary moratorium by ordinance.
- Christina M. Jensen
Clark County Clerk who certified the ordinance’s adoption.
Restrictions & requirementsHide restrictions & requirements1
During its operation, Ordinance 254-12-25 paused accepting, considering and issuing permits for placement or construction of data centers and BESS. Present applicability after permanent rules were adopted is unverified.
Sources
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