New York tests data centre load rules

New York has opened two parallel paths to manage data centre expansion: a legislative moratorium for new sites above 20 MW and a Public Service Commission proceeding on large-load grid connection. The case addresses demand verification, cost allocation, reliability, climate alignment and whether high-demand facilities should face differentiated power obligations.

• Moratorium bill targets new data centres above 20-megawatt threshold
• PSC may impose cost, flexibility and reliability conditions See also: Grid backlash drives flexible load demands.

The fact

In February 2026, New York lawmakers proposed a three-year pause on approvals for new data centres above 20 MW while environmental and ratepayer protections are developed. Governor Kathy Hochul also directed the Public Service Commission to reform large-load interconnection rules. The case addresses grid-upgrade costs, reliability and NYISO's 11.9 GW pending queue. The PSC noted data centres often employ fewer workers than other strategic industries. See also: Commerce closes AI chip overseas subsidiary loophole.

The Assessment

New York is testing a structured approval model for AI-era electricity demand. Data centres may be treated as grid-impact customers, not default economic development projects. Developers could face cost responsibility, flexible operation, on-site power and storage requirements. For BTW readers, site viability in constrained markets will increasingly depend on proving system value before capacity becomes bankable. See also: AI data centres face medium-voltage equipment supply bottleneck.

What to Watch

Watch whether the moratorium passes and how the PSC defines cost allocation for large-load interconnection upgrades. See also: Amazon ties fibre supply to data centres.