Connecticut · Fire code

The fire code in force in Connecticut now.

Connecticut State Fire Safety Code (CSFSC), 2022 ed.: 2021 IFC basis for new/altered construction, 2021 NFPA 101 (Life Safety Code) basis for existing buildings; companion 2022 State Fire Prevention Code based on 2021 NFPA 1. Enforced by State Fire Marshal + Codes and Standards Committee adopt; local fire marshals enforce day-to-day, with state oversight/appeal role. Checked on the primary source; the state record was last reviewed 2026-11-12.

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Fire code in Connecticut

Checked on the source
In force

Connecticut State Fire Safety Code (CSFSC), 2022 ed.: 2021 IFC basis for new/altered construction, 2021 NFPA 101 (Life Safety Code) basis for existing buildings; companion 2022 State Fire Prevention Code based on 2021 NFPA 1

The DAS notice reads: 2022 code effective Oct 1, 2022 (errata Apr 12, 2023); 2021 IFC applies to construction on/after Jan 1, 2006, 2021 NFPA 101 to earlier existing buildings. A proposed 2026 edition is referenced with no adoption date stated.

Source: primary document

Who enforces it

State Fire Marshal + Codes and Standards Committee adopt; local fire marshals enforce day-to-day, with state oversight/appeal role

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 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. The State Fire Marshal codes page still lists the 2022 codes with errata and says adoption of new codes is ongoing

The federal layer

No federal fire code applies to a private building; OSHA's exit-route, fire-extinguisher and emergency-plan rules (29 CFR 1910 Subparts E and L) apply to every employer alongside the state fire code.

What a building has to do

25 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.

Annual
Fire alarm system: annual inspection and testNFPA 72, Ch. 14 · Licensed alarm contractor; report to the fire marshal on request · Not yet checked line by line against the source.
Monthly
Sprinkler control valves: inspected monthly when locked or electrically supervised (weekly when only sealed); open, accessible, tamper switch workingNFPA 25, Ch. 13 · Owner or contractor; log kept · Not yet checked line by line against the source.
Quarterly
Sprinkler system: quarterly inspection (gauges, waterflow and supervisory alarm devices, fire department connection)NFPA 25, Ch. 5 and 13 · Owner or contractor · Not yet checked line by line against the source.
Twice a year
Waterflow switches (vane or pressure type) and valve tamper switches: semiannual test, signal confirmed at the panel and the monitoring company (mechanical water motor gongs: quarterly)NFPA 25, Ch. 5 and 13; NFPA 72, Ch. 14 · Licensed sprinkler or alarm contractor · Not yet checked line by line against the source.
Annual
Sprinkler system: annual inspection and main drain testNFPA 25, Ch. 5 and 13 · Licensed sprinkler contractor · Not yet checked line by line against the source.
Every 5 years
Sprinkler piping: internal inspection and obstruction checkNFPA 25, Ch. 14 · Licensed sprinkler contractor · Not yet checked line by line against the source.
Weekly or Monthly
Fire pump: no-flow (churn) test. Diesel: weekly, 30 minutes. Electric: monthly, 10 minutes, but weekly when the pump serves a building beyond the fire department’s pumping capacity, has a limited-service controller, is a vertical turbine, or draws from a ground-level tankNFPA 25, Ch. 8 · Owner or contractor; readings logged · Not yet checked line by line against the source.
Annual
Fire pump: annual flow testNFPA 25, Ch. 8 · Licensed contractor · Not yet checked line by line against the source.
Annual
Standpipes: annual inspection of hose connections, valves, caps and gaskets, piping and signageNFPA 25, Ch. 6 · Owner or licensed contractor · Not yet checked line by line against the source.
Every 5 years
Standpipes: five-year flow test (manual and dry systems also get a five-year hydrostatic test)NFPA 25, Ch. 6 · Licensed contractor · Not yet checked line by line against the source.
Monthly or Quarterly or Twice a year or Annual
Kitchen exhaust (hood, duct, fan): inspected for grease buildup and cleaned when buildup is found. Interval by cooking volume: solid fuel monthly; high volume (24-hour, charbroiling, wok) quarterly; moderate semiannually; low annuallyNFPA 96, Table 12.4 (11.4 in older editions) · Qualified exhaust cleaning company · Not yet checked line by line against the source.
Twice a year
Kitchen hood fire-suppression system: inspection and service every six months, tag datedNFPA 17A; NFPA 96, Ch. 11 · Licensed suppression contractor · Not yet checked line by line against the source.
Weekly
Generator: weekly inspection (fuel, oil and coolant levels, battery and charger, block heater, alarms, transfer switch in automatic)NFPA 110, Ch. 8 · Owner; log kept · Not yet checked line by line against the source.
Monthly
Generator: monthly exercise under load for at least 30 minutes (diesel: at least 30% of nameplate kW or the manufacturer’s minimum exhaust temperature); transfer switches operated monthlyNFPA 110, 8.4.2 · Owner; log kept · Not yet checked line by line against the source.
Annual
Generator: annual supplemental load test when the monthly runs do not reach 30% of nameplate: 50% for 30 minutes, then 75% for 60 minutes (1.5 hours)NFPA 110, 8.4.2 · Contractor with a load bank · Not yet checked line by line against the source.
Every 3 years
Generator, Level 1 (life-safety) systems: run for 4 continuous hours, or the system’s class duration if shorter, at least once every 36 monthsNFPA 110, 8.4.9 · Owner or contractor; report kept · Not yet checked line by line against the source.
Monthly
Emergency lighting and exit signs: monthly 30-second testNFPA 101, 7.9.3 · Owner; written record · Not yet checked line by line against the source.
Annual
Emergency lighting: annual 90-minute testNFPA 101, 7.9.3 · Owner or contractor · Not yet checked line by line against the source.
Monthly
Fire extinguishers: monthly visual check, initialedNFPA 10, 7.2 · Owner · Not yet checked line by line against the source.
Annual
Fire extinguishers: annual maintenance and tagNFPA 10, 7.3 · Licensed extinguisher contractor · Not yet checked line by line against the source.
Annual
Fire doors and shutters: annual inspection and testNFPA 80, 5.2 · Qualified person; written record · Not yet checked line by line against the source.
Every 4 years
Fire and smoke dampers: operational testNFPA 80, 19.4; NFPA 105 · Qualified contractor · Not yet checked line by line against the source.
Twice a year or Annual
Smoke control system: operated through each control sequence — semiannually for a dedicated system, annually for a nondedicated system that shares the building’s HVACNFPA 92, Ch. 8; IFC Sec. 909 (periodic testing) · Qualified contractor; written record · Not yet checked line by line against the source.
Monthly
Fire drills: monthly while in session, documentedFor education. NFPA 101, 14.7.2 and 15.7.2 · Owner; documented · Not yet checked line by line against the source.
Annual
Occupant load posted; crowd managers for events over 250 peopleFor assembly, retail. NFPA 101, 12.7.6 and 13.7.6 · Owner · Not yet checked line by line against the source.

Questions about the fire code in Connecticut

Which fire code applies in Connecticut today?

Connecticut State Fire Safety Code (CSFSC), 2022 ed.: 2021 IFC basis for new/altered construction, 2021 NFPA 101 (Life Safety Code) basis for existing buildings; companion 2022 State Fire Prevention Code based on 2021 NFPA 1. The DAS notice reads: 2022 code effective Oct 1, 2022 (errata Apr 12, 2023); 2021 IFC applies to construction on/after Jan 1, 2006, 2021 NFPA 101 to earlier existing buildings. A proposed 2026 edition is referenced with no adoption date stated.

Who enforces the fire code in Connecticut?

State Fire Marshal + Codes and Standards Committee adopt; local fire marshals enforce day-to-day, with state oversight/appeal role.

What changes next for the fire code in Connecticut?

Update pause law Oct 1, 2026. OSBI code-adoption page (read Oct 21, 2026): the 2026 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. The State Fire Marshal codes page still lists the 2022 codes with errata and says adoption of new codes is ongoing

Other areas in Connecticut

Everything in force in Connecticut

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