In force in Delaware

Fire, building, elevator, boiler and pool codes in force in Delaware now.

Who enforces each one, what edition applies, and what changes next. 3 of 7 areas verified on primary sources. Federal OSHA state.

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In force in Delaware now

Statewide · county and city rules sit on top
AreaIn forceAuthorityNext
FireDelaware State Fire Prevention Regulations (1 Del. Admin. Code 700/701), 2026 edition: NFPA 1 (2024 ed.) and NFPA 101 (2024 ed.), effective Jan 1, 2026Regulations adopt about 150 NFPA codes/standards in full for existing and new buildings. The 2026 edition (NFPA 1 2024, NFPA 101 2024, plus new NFPA 2, 70E, 130) took effect January 1, 2026. SourceVerified on the sourceOffice of the State Fire Marshal / State Fire Prevention Commission, statewideIn forceIn force (2026 edition took effect Jan 1, 2026)
BuildingNo statewide building code; each county/municipality adopts and enforces its own (commonly an IBC edition)Delaware has no mandatory statewide building code. Counties and municipalities each adopt and enforce their own code; the state sets only statewide plumbing- and energy-code amendments. SourceReported, in verificationCounty and municipal building departments; no state building-code agencyNo statewide codeNo statewide adoption cycle exists
ElevatorsASME A17.1 adopted statewide; specific current edition not confirmed this runState guidance points to the Dept. of Labor's Division of Industrial Affairs for elevator inspection; ASME A17.1 is referenced. Current statute section, edition, and inspection cadence were not confirmed this run. SourceReported, in verificationDept. of Labor, Division of Industrial Affairs (per agency guidance); not independently verified this runUnconfirmedunknown
BoilersCertificate-of-inspection program administered by a Division of Boiler Safety (established 2000)A Division of Boiler Safety was created in 2000 to require a certificate of inspection before operating a boiler or pressure vessel. Current chapter citation and inspection cadence were not confirmed this run. SourceReported, in verificationDivision of Boiler Safety (per 2000 session law); current parent department not confirmed this runUnconfirmedunknown
PoolsDPH Regulation 4464, Public Swimming Pools, in force since Oct 11, 2015DPH's Public Swimming Pools rule (16 Del.C. section 122) sets water-quality, filtration, and lifeguard standards and requires at least an annual environmental-health inspection of public/commercial pools and spas. SourceVerified on the sourceDivision of Public Health, Health Systems Protection SectionIn force
LodgingNo dedicated statewide hotel-safety statute found; general fire/life-safety code appliesNo statewide hotel-specific licensing or safety law (e.g. balcony or sprinkler-retrofit mandate) was found. Hotels fall under the State Fire Marshal's general life-safety code and local business licensing. SourceReported, in verificationOffice of the State Fire Marshal (life-safety); local/county business licensingNo statewide ruleNone identified
WorkplaceFederal OSHA jurisdiction; Delaware has no State PlanDelaware is not an OSHA-approved State Plan; federal OSHA covers most private-sector employers statewide. State and local government employees are not covered by federal OSHA. SourceVerified on the sourceFederal OSHA (U.S. Dept. of Labor)In force

Dated items in Delaware

Next 24 months

No dated statewide items in the next 24 months beyond the federal layer.

Questions about Delaware

Which fire code is in force in Delaware?

Delaware State Fire Prevention Regulations (1 Del. Admin. Code 700/701), 2026 edition: NFPA 1 (2024 ed.) and NFPA 101 (2024 ed.), effective Jan 1, 2026. Regulations adopt about 150 NFPA codes/standards in full for existing and new buildings. The 2026 edition (NFPA 1 2024, NFPA 101 2024, plus new NFPA 2, 70E, 130) took effect January 1, 2026. Enforced by: Office of the State Fire Marshal / State Fire Prevention Commission, statewide.

Which building code applies in Delaware?

No statewide building code; each county/municipality adopts and enforces its own (commonly an IBC edition). Delaware has no mandatory statewide building code. Counties and municipalities each adopt and enforce their own code; the state sets only statewide plumbing- and energy-code amendments. Enforced by: County and municipal building departments; no state building-code agency.

Who inspects elevators and boilers in Delaware?

Elevators: Dept. of Labor, Division of Industrial Affairs (per agency guidance); not independently verified this run (ASME A17.1 adopted statewide; specific current edition not confirmed this run). Boilers: Division of Boiler Safety (per 2000 session law); current parent department not confirmed this run (Certificate-of-inspection program administered by a Division of Boiler Safety (established 2000)).

Is Delaware a federal OSHA state or a state-plan state?

Delaware is a federal-OSHA state: the U.S. Department of Labor's OSHA enforces workplace safety rules directly.

What changes next in Delaware?

Elevators: Unconfirmed (unknown); Boilers: Unconfirmed (unknown).

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