Connecticut · Building code

The building code in force in Connecticut now.

2022 Connecticut State Building Code (CSBC): based on the 2021 ICC family of codes plus ICC A117.1-2017 accessibility, with Connecticut amendments. Enforced by Municipal building officials (appointed under CGS Sec. 29-260) enforce locally; DAS Office of the State Building Inspector (OSBI) adopts the code statewide and handles state/threshold buildings. Checked on the primary source; the state record was last reviewed 2026-11-12.

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Building code in Connecticut

Checked on the source

In force

2022 Connecticut State Building Code (CSBC): based on the 2021 ICC family of codes plus ICC A117.1-2017 accessibility, with Connecticut amendments

OSBI page (read Oct 14, 2026): the 2022 CSBC is based on the 2021 International Codes and ICC A117.1-2017 and applies to projects with permit applications filed from Oct 1, 2022. The page does not mention a 2026 edition or PA 26-58. Confirm current edition with the local building official or OSBI.

Source: primary document

Who enforces it

Municipal building officials (appointed under CGS Sec. 29-260) enforce locally; DAS Office of the State Building Inspector (OSBI) adopts the code statewide and handles state/threshold buildings

Statewide layer. County and city amendments sit on top; confirm the local office for the address.

What changes next

Update pause law Oct 1, 2026

OSBI code-adoption page (read Oct 21, 2026): the 2026 State Building, Fire Safety and Fire Prevention Codes await Legislative Regulation Review Committee approval; the planned Jul 1, 2026 effective date was delayed with no new date; new codes will apply to permits applied for after the effective date, with about a three-month grace period. PA 26-58 (eff. Oct 1, 2026) also changes update timing

What a building has to do

1 recurring duties

These apply when the building has the equipment or fits the type named. The frequency is the standard one; your local official can set a stricter one, so confirm it for the address.

Monthly

Accessible pool entry: a pool lift or sloped entry in place and working whenever the pool is open (pools with 300 or more linear feet of wall need two accessible entries; a spa needs one: lift, transfer wall or transfer system); the rule sets no inspection interval; a monthly check that it works and is charged is common practice2010 ADA Standards §242 and §1009; 28 CFR 36.211 · U.S. Department of Justice (enforced through complaints and lawsuits) · Checked against the source 2026-09-28.

Questions about the building code in Connecticut

Which building code applies in Connecticut today?

2022 Connecticut State Building Code (CSBC): based on the 2021 ICC family of codes plus ICC A117.1-2017 accessibility, with Connecticut amendments. OSBI page (read Oct 14, 2026): the 2022 CSBC is based on the 2021 International Codes and ICC A117.1-2017 and applies to projects with permit applications filed from Oct 1, 2022. The page does not mention a 2026 edition or PA 26-58. Confirm current edition with the local building official or OSBI.

Who enforces the building code in Connecticut?

Municipal building officials (appointed under CGS Sec. 29-260) enforce locally; DAS Office of the State Building Inspector (OSBI) adopts the code statewide and handles state/threshold buildings.

What changes next for the building code in Connecticut?

Update pause law Oct 1, 2026. OSBI code-adoption page (read Oct 21, 2026): the 2026 State Building, Fire Safety and Fire Prevention Codes await Legislative Regulation Review Committee approval; the planned Jul 1, 2026 effective date was delayed with no new date; new codes will apply to permits applied for after the effective date, with about a three-month grace period. PA 26-58 (eff. Oct 1, 2026) also changes update timing