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S 4307

Requires certain public housing authorities to establish an innocent tenant protection act applicable to tenants of public and federally assisted housing

2025 Regular Session Introduced by Kevin Parker

Requires utilities and the BPU to set special tariffs for large-load data centers (100 MW+) to shield other ratepayers from cost shifts and boost efficiency, including heat reuse.

REFERRED TO HOUSING, CONSTRUCTION AND COMMUNITY DEVELOPMENT
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Bill Summary · S 4307

Summary — S-4307 (2025)

Status: Introduced May 12, 2025; reported favorably with committee amendments by the Senate Environment and Energy Committee (May 22, 2025); referred to Senate Budget & Appropriations. Sponsor: Kevin S. Parker. Companion: A5462.

Purpose

S-4307 directs electric public utilities and the New Jersey Board of Public Utilities (BPU) to create and implement special tariffs and rules for large, high-demand data centers. The goals are to (1) protect non‑data‑center ratepayers from cost increases caused by large data center electricity demand and (2) incentivize data centers to improve energy efficiency (including capturing and reusing waste heat).

Key provisions

  • Definition (as amended): The bill applies to "large load data centers" — facilities with a maximum monthly demand of at least 100 megawatts.
  • Utility filing deadline: Each electric public utility must file an application with the BPU to establish an appropriate tariff.
    • Introduced version: filing required within 180 days after enactment.
  • Tariff design requirements:
    • Protect non‑data‑center customers from increased costs that result from increased electricity demand attributable to data centers.
    • Incentivize energy-efficiency measures by data centers, including technologies that capture and utilize the data center’s heat output.
  • BPU authority:
    • Expeditious review of utility filings under existing statute (P.L.1999, c.23).
    • Determine whether a facility qualifies as a (large load) data center.
    • Establish rates specific to large load data centers for utilities to use in formulating required tariffs.
    • Impose additional requirements on utilities to protect ratepayers from increased transmission, distribution, capacity, or energy costs arising from serving large load data center customers.
    • Require adequate financial guarantees from new large-load customers (committee amendment example): ensure a customer will take at least 85% of the service requested for not less than 10 years from commencement of service.
  • Implementation timing (as amended): Utilities must apply the developed tariff to qualifying large load data centers beginning one year after enactment.

Who is affected

  • Large load data centers (≥100 MW demand) operating or planning to operate in New Jersey — subject to special tariffs and potential contractual/financial obligations.
  • Electric public utilities — must file tariffs, apply them to qualifying customers, and comply with any BPU-imposed protective measures.
  • Other ratepayers — intended beneficiaries of protections against cost shifts or new charges driven primarily by large data center loads.
  • The BPU — gains explicit authority to tailor rates and impose protections in this context.

Procedural/timeline notes

  • Utility applications originally required within 180 days of enactment; tariff application to facilities begins one year after enactment.
  • The bill was amended in committee to narrow scope (large load data centers), expand BPU authority (rate-setting and protective measures), and add the financial-guarantee concept.
  • Current legislative status: Reported by Environment & Energy Committee with amendments (May 22, 2025); pending further legislative action (Budget & Appropriations and subsequent floor consideration).

Potential impacts / considerations

  • Aims to avoid cross-subsidization where residential or smaller commercial customers would otherwise absorb costs of infrastructure or capacity expansion driven by very large data centers.
  • May encourage large data centers to commit to long-term load-taking and invest in heat recovery and efficiency, but could increase upfront commercial/financial requirements for data center developers.
  • Gives the BPU discretion to balance customer protections with economic development and grid-planning needs.

Compiled from official sources — confirm details with the bill’s official record.

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