Deck Permit Requirements by State

Select your state for the complete guide — building code adopted, permit thresholds, fee formulas, and county-level links.

ALAlabamaIRC 2021 AKAlaskaIRC 2018 AZArizonaCity vs. county varies ARArkansasIRC 2012 CACalifornia120 sq ft threshold COColoradoIRC 2021 CTConnecticutAll decks DEDelawareIRC 2018 FLFloridaFBC statewide GAGeorgiaIRC 2018 HIHawaiiIRC 2018 IDIdahoIRC 2018 ILIllinoisVaries locally INIndianaIRC 2020 IAIowaIRC 2018 KSKansasIRC 2018 KYKentuckyIRC 2018 LALouisianaIRC 2015 MEMaineIRC 2015 MDMarylandIRC 2018 MAMassachusetts780 CMR MIMichiganMIOSHA Act 230 MNMinnesota60" frost depth MSMississippiIRC 2015 MOMissouriVaries locally MTMontanaNo state code NENebraskaIRC 2018 NVNevadaIRC 2018 NHNew HampshireVaries locally NJNew JerseyNJ UCC strict NMNew MexicoIRC 2018 NYNew YorkNYSBC 2020 NCNorth CarolinaAll decks — no exemptions NDNorth DakotaIRC 2018 OHOhioOBC 2020 OKOklahomaIRC 2015 OROregonORSC — strict PAPennsylvaniaPA UCC RIRhode IslandIRC 2018 SCSouth CarolinaIRC 2018 SDSouth DakotaIRC 2018 TNTennesseeIRC 2018 TXTexasNo state code UTUtahIRC 2021 VTVermontVaries locally VAVirginiaUSBC — strict WAWashingtonWAC 51-51 WVWest VirginiaIRC 2018 WIWisconsinComm 21 WYWyomingNo state code