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Updated: March 2026

Market Guide

Commercial Building Energy Requirements in New Haven

Utility rates, compliance regulations, and benchmarking requirements for commercial real estate in New Haven, Connecticut.

Average Commercial Utility Rates

$0.25Electric Rate
$1.45Gas Rate

Rising

Up 10% YoY; UI distribution charges and ISO-NE capacity costs

Energy Regulations & Compliance

Connecticut Benchmarking (Public Act 18-82)

Active

State-level benchmarking mandate for commercial buildings.

Threshold

50,000 sqft

Deadline

May 1 annually

Penalty

Up to $500 per violation

Compliance Timeline

May 1 annually

Connecticut Benchmarking (Public Act 18-82) - 50,000 sqft

Utility Providers

⚡

United Illuminating (UI)

Electric

🔥

Southern Connecticut Gas

Gas

Benchmarking Requirements

✓

Benchmarking is required

Building Threshold

50,000 sqft

Filing Deadline

May 1 annually

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