Last Update: 06/03/2026 at 4:01 AM EST
Data Center Permitting And Cost Rules
Coverage from Portsmouth Herald, Business Insider, and others
Articles
32
Latest Article
06/02
Active Days
27
Executive Summary
State legislatures are tightening data center rules around zoning, electricity costs, transparency, and environmental impacts, with New Hampshire, Vermont, Delaware, and Pennsylvania all advancing or debating new limits. The strongest pattern is a push to make large data centers pay more of their grid costs while giving governments more control over siting, water use, generators, and public disclosure.
Key Points
- State lawmakers are actively revising how data centers are sited, with repeated fights over whether towns can impose stricter rules or whether state law should preempt local control.
- Electricity cost allocation is a major pressure point, with proposals to charge large data centers higher rates, recover transmission and distribution costs from them, and shield ordinary ratepayers.
- Environmental constraints keep recurring, especially concerns about water use, noise, heat, cooling systems, and backup generators.
- Vermont is pursuing one of the most detailed regulatory models, tying data centers to cost-service contracts, clean-power requirements, reporting, and water protections.
- Delaware is combining transparency and pricing tools, including NDA limits, large-load tariffs, and county-level rules for noise, cooling, and grid readiness.
- Pennsylvania is debating a broader package that includes tax-break repeal, utility-status limits, farmland protection, and siting controls for large projects.
- The overall signal is coherent and policy-driven, but the legal shape differs by state: some bills favor preemption and permitting certainty, while others add stricter guardrails.
Featured Article
A New Hampshire House committee voted 11-9 to recommend amended Senate Bill 439, which would restrict town regulation and allow by-right data center permitting in commercial or industrial zones.
Coverage Timeline: 27 Days
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Additional Articles
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DE-CLEAR-backed Delaware proposals include a large-load tariff and an NDA ban as House Bill 233 and Senate Bill 312 advance toward a June 30 deadline.
Vermonts Legislature considers H.727 to regulate large data centers with a 20 MW threshold, cost-of-service equity contracts, and water and cooling requirements.
Vermont legislature passed H.727 on May 26, 2026, establishing regulations for 20MW+ data centers covering cost protections, fossil backup limits, on-site renewables, and water safeguards.
North Carolina lawmakers advance Senate Bill 730 to restrict data center siting and noise impacts and require large operators to cover incremental utility costs.
New Hampshire legislators tabled Senate Bill 439 in the House on a 304-11 vote, ending state limits on local regulation of data centers for the session.
Delaware lawmakers introduced legislation to set higher electricity rates for data center-scale users and require commission oversight of grid connection agreements to protect ratepayers.
Pennsylvania lawmakers consider repealing a 6% sales tax exemption for data center equipment in 2021 as projects expand and projected revenue losses increase.
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Tom Moulton is seeking land-use approval to convert a Nottingham warehouse into a data center, drawing opposition over water, wildlife, and energy cost concerns.
New Hampshire Data Center Developer Withdraws Plans Hours Before Opponents Were to Pack Town Meeting
Nottingham Business Park LLC withdrew a proposed data center conceptual consultation in Nottingham, New Hampshire, hours before a relocated town meeting after resident opposition over environmental, noise, and water concerns.
Tom Moulton withdrew a Nottingham, New Hampshire Route 4 data center application after hundreds protested a Planning Board meeting citing water and power impacts.
Robbie Mahrou discusses New Hampshire Senate Bill 439, arguing it would preempt local noise, water, and grid-capacity requirements for data center development.
Tom Moulton withdrew a Nottingham Planning Board data-center conversion proposal on May 27 as water and electricity usage concerns fueled a regional opposition push in New Hampshire.
Delaware passed legislation in 2020s timeframe amending state code to bar nondisclosure agreements for large-scale data center proposals using 100 MW or more.
Pennsylvania lawmakers considered House-passed bills on data center energy and water disclosure, utility cost protections, and township ordinance standards, while Senate Majority Leader Joe Pittman urged a broader approach.
Tom Moulton is set to brief the Nottingham Planning Board on a concept-stage data center proposal on Old Turnpike Road in New Hampshire.
Sen. Jarrett Coleman and Rep. Jamie Walsh introduced Pennsylvania bills to repeal the data center equipment tax exemption and allow municipal 18-month moratoriums on new applications.
Pennsylvania lawmakers in Harrisburg are considering data center siting rules, including a farmland block proposed by Rep. Marla Brown.
Tom Moulton seeks Nottingham Planning Board feedback for a proposed Old Turnpike Road data center as New Hampshire law limits municipal zoning guardrails.
North Carolina legislators advanced NC Senate Bill 730 Ratepayer Protection Act in House Energy Committee, adding closed-loop water and ownership restrictions for data centers.
New Hampshire House committee recommended passage of an amended Senate Bill 439 on data-center zoning by-right rules after a party-line debate over energy, water, and environmental standards.
New Hampshire House committee recommended passage of an amended Senate Bill 439 data center zoning bill on May 5, limiting town restrictions despite Democratic objections over power, water, and environmental standards.
Governor Phil Scott vetoed Vermont H.727 on data center development after Senate approval 26-3 and near-unanimous House support, with a potential override in a future veto session.
In Harrisburg, Sen. Tracy Pennycuick proposes Pennsylvania rules for closed-loop water, zoning meetings, and a Large Load Data Center Tariff to limit cost shifting.
Jamie Walsh and Pennsylvania lawmakers introduced bills in 2025 to repeal a 2021 data center equipment tax exemption and enable 18-month local moratoriums.
Vermont Senate Natural Resources and Energy Committee advanced H.727 on a 5-0 vote, adding ratepayer cost insulation and climate, backup generation, and water protections for data centers.
Vermont legislators passed H.727 in 2024 or 2020s timeframe, imposing ratepayer, climate investment, and grid participation requirements on proposed data centers.
Vermont lawmakers moved H.727 to Governor Scott after Senate and House approval, setting renewable and energy-demand payment requirements for large-scale data centers.
DCED in Pennsylvania released a data center planning toolkit and pointed to Governor Shapiro GRID Standards to guide local officials through zoning and impact evaluation.
Pennsylvania Governor Josh Shapiro announced GRID standards in February to regulate permitting for large-scale data center projects amid farmland preservation concerns, while Senator Katie Muth proposed a hyperscale moratorium.
Senator Katie Muth in Pennsylvania proposed legislation limiting data centers from public utility classification and eminent domain, amid community opposition to 23 hyper-scale proposals.
Kelly Ayotte told WMUR Close Up that New Hampshire should limit data-center by-right siting due to electricity price and ISO New England grid capacity concerns.