Which building code applies to your permit

Pick a state and, if you want, a city or county, then a permit date. You get the building, residential, energy, electrical, plumbing, mechanical and fire code editions in force on that date, with the official source for each. No signup.

State

City or county

Permit date

CT — statewide

Editions in force for a permit dated 2026-10-22.

Building code2021
ConfirmedEffective 2022-10-01Official source
Residential code2021
ConfirmedEffective 2022-10-01Official source
Existing building code2021
ConfirmedEffective 2022-10-01Official source
Energy code2021
ConfirmedEffective 2022-10-01Official source

See how a full code review reads

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