Alabama Building Codes


Adoption Info

2021 Construction Codes

Alabama Department of Finance
Construction Management Division
Administrative Code
Chapter 355-12-1
Alabama State Building Code
effective July 1, 2022
Original document

2015 Construction Codes

Alabama Energy and Residential Codes Board
Administrative Code Chapter 305-2-4
Updated September 30, 2017
Original document
State of Alabama
Department of Finance
Division of Construction Management
Revision to the State Building Code
effective July 1, 2016
Original document

2009 Construction Codes

State of Alabama Building Commission
Revision to State Building Code
effective September 1, 2010
Original document
Energy Code

Either the 2015 International Energy Conservation Code or the ANSI/ASHRAE/IES Standard 90.1-2013 shall be implemented and enforced for commercial buildings.


(2) Commercial: For this code, all buildings not included in the definition of “Residential” and not under the authority of the Alabama Building Commission.

(3) Residential: The energy provisions of this code include detached one- and two-family dwellings and multiple single-family dwellings (townhouses) as well as Group R-2, R-3, and R-4 buildings three stories or less in height above grade plane.
State Building Code

The State Building Code [adopts IBC 2021] enforced by the Division of Construction Management applies to the following:

State Buildings and Construction
Schools (Public and Private)
Motion Picture Theaters

Companion Codes to the State Building Code:

2021 International Existing Building Code

2021 International Plumbing Code

2021 International Mechanical Code

2021 International Fuel Gas Code

2021 International Fire Code

2020 National Electrical Code (NFPA 70)

2019 National Fire Alarm and Signaling Code (NFPA 72)

2020 ICC/NSSA-500 Standard for the Design and Construction of Storm Shelters

ANSI/ASHRAE/IESNA Standard 90.1-2013 Energy Standard for Buildings Except Low-Rise Residential

2010 ADA Standards for Accessible Design (The requirements of the 2010 ADA Standards for Accessible Design supersede the accessibility requirements contained in the International Building Code and ANSI A117.1.)

DCM does not have authority over residential and most commercial properties. Please contact the Alabama Department of Economic and Community Affairs at 334-242-5290 or your city or country building departments. In places without local authority having jurisdiction (AHJ), the default code enforcement is by the State Fire Marshal.
Adopted by reference as a regulation of the State Fire Marshall

2013 National Fire Codes with exceptions
2015 International Fire Code with exceptions
2015 International Building Code with exceptions

Alabama Building Codes

The building codes of Alabama adopt the the International Building Code 2021 (IBC 2021), International Existing Building Code 2021 (IEBC 2021), International Plumbing Code 2021 (IPC 2021), International Fuel Gas Code 2021 (IFGC 2021), International Mechanical Code 2021 (IMC 2021), International Fire Code 2021 (IFC 2021), Accessible and Usable Buildings and Facilities, 2017, National Electrical Code, 2020, Standard for the Installation of Sprinkler Systems, 2019, National Fire Alarm and Signaling Code, 2019, Energy Standard for Buildings Except Low-Rise Residential Buildings, 2013, Safety Code for Elevators and Escalators, 2019, and Building Code Requirements for Structural Concrete 2019.

Alabama building codes, including the fire and residential codes

Alabama Agencies

Alabama Department of Finance, Real Property Management
Division of Construction Management
Address :770 Washington Avenue, Suite 444, Montgomery AL 36104
P.O. Box: 301150, Montgomery, AL 36130-1150
Phone: (334) 242-4082
Fax: (334) 242-4182

Alabama Fire Marshal's Office
P.O. Box: 303352, Montgomery, AL 36130-3352
Address: 201 Monroe Street, Suite 1790, Montgomery, AL 36104
Phone: (334) 241-4166
Fax: (334) 241-4158