NJ Codes Online

Current Codes Adopted

NOTE: 6-month “Grace Periods” are in effect. Applicants may submit construction plans under the prior code editions for a limited time based upon various adoption dates.

BUILDING SUBCODE (NJAC 5:23-3.14)

International Building Code/2021 (IBC w/ NJ edits from 3.14 coming Jan 2023)

* Corrected sections (ICC errata)

Other referenced I-Codes (IFC/2021; ISPSC/2021; etc.)

Other referenced ICC Standards (ICC/ANSI A117.1-2017; ICC 300-2017; etc.)

PLUMBING SUBCODE (NJAC 5:23-3.15)

National Standard Plumbing Code/2021 (NSPC w/ NJ edits from 3.15 coming soon)

ELECTRICAL SUBCODE (NJAC 5:23-3.16)

National Electrical Code (NFPA 70)/2020

ENERGY SUBCODE (NJAC 5:23-3.18)

International Energy Conservation Code/2021 (Low-Rise Residential)

ASHRAE 90.1-2019 (Commercial & all other Residential)

MECHANICAL SUBCODE (NJAC 5:23-3.20)

International Mechanical Code/2021

ONE- AND TWO-FAMILY DWELLING SUBCODE (NJAC 5:23-3.21)

International Residential Code/2021 (IRC w/ NJ edits from 3.21 coming Jan 2023)

* Corrected sections (ICC errata)

Other referenced I-Codes (ISPSC/2021; etc.)

FUEL GAS SUBCODE  (NJAC 5:23-3.22)

International Fuel Gas Code/2021

REHABILITATION SUBCODE  (NJAC 5:23-6)

NJUCC, Subchapter 6

BARRIER FREE SUBCODE (Chapter 11 of IBC/2021 & NJAC 5:23-7)

ICC/ANSI A117.1-2017

ELEVATOR SUBCODE (NJAC 5:23-12)

American Society of Mechanical Engineers (ASME)