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Utility solar rules

Connecticut

9 utilities compiled. Pick yours to see how export credits, interconnection, and panel-upgrade policies actually work.

Bozrah Light & Power
Eversource Energy (CT)
Groton Utilities (CT)
Jewett City DPU
NPU - Norwich Public Utilities
SNEW - South Norwalk Electric and Water
Third Taxing District
UI - United Illuminating Company
WED - Wallingford Electric Division

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Requirements database

AHJ permits by state Utilities by state

Built by a residential solar engineer who spent years designing these systems and watching how they get sold. Independent and educational: not financial, tax, or engineering advice, and not affiliated with any installer or lender. Requirements data is compiled from public records and changes with code cycles; always verify with your city and utility.