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Harford County, Maryland Building Codes

Updated : 04/22/2024

Overview

Harford County, MD, adopted the 2015 IBC and IRC with amendments. Harford County Council Bill 11-51, Harford County, MD, County Code § 82-1 (adopt IBC), § 82-2 (amend IBC), § 82-3 (adopt IRC), and § 82-4 (amend IRC).

Helpful resources for Harford County, Maryland include the following.

Residential Building Code

Maryland adopted a model state residential code but it is not in force unless adopted locally.See PLRB, Maryland Building Codes for more information on state level codes.

Harford County adopted the 2015 IRC, locally. Note that adoptions usually come with amendments. So, it is important to review those amendments in addition to the unamended model code.

You can find a copy of the model code here.

You can find information about amendments to the model code here.

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Maryland Bldg. Performance Standards (2018 IRC)(Harford County , MD § 82-1 Adoption of 2018 International Building Code by reference.)

...The 2018 International Building Code hereinafter referred to as the span classhighlightBuilding Codespan or code published by the International Code...

Drip Edge

Drip Edge: yes

Ice Barrier

Are ice barriers required for Harford County ? No
Citation: § 82.4
Municipal Code https://www.ecode360.com/9370804
Comments:

Table R301.2(1) is amended by adding the following design values: "Ground snow load – 30 psf; Wind – 90 mph; Topographic effects – no; Special wind region – no; Wind-borne debris zone – no Seismic design category – b; Weathering – severe; Frost line depth – 30 inches (762 mm); Termite – moderate to heavy; Winter design temp – 13° F.; Ice barrier underlayment required – no; Flood hazards – July 16, 1981 and January 7, 2000; Air freezing index – 554; Mean annual temp – 31°F."

Comments

Harford County, MD, adopted the 2012 IRC with amendments. Harford County Council Bill 11-51, Harford County, MD, County Code § 82-3 (adopt IRC) and § 82-4 (amend IRC).

Ice barriers are not required on roofs. Harford County, MD, County Code § 82-4 (6)(amending Table R301.2(1)).

Amendments limit requirements for residential fire sprinklers in certain circumstances.  See Harford County, MD, County Code § 82-4 (11).

 

Existing Buildings

Existing buildings, meaning buildings that were built in accordance to code at the time of construction, typically merit extra consideration in a current updated code.

In the amendments, the county adopts Appendix J as part of the code. Harford County, MD, County Code § 82-4 (3). Appendix J provides guidance on existing buildings.

Commercial Building Code

Harford County adopted the 2015 IBC, locally. Note that adoptions usually come with amendments. So, it is important to review those amendments in addition to the unamended model code.

You can find a copy of the code here.You can find information about amendments to the model code here.

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. Maryland Bldg. Performance Standards (2018 IBC)(Harford County , MD Municipal Code)

...Adoption not found...

Comments

Harford County, MD, adopted the 2012 IBC with amendments.  Harford County Council Bill 11-51, Harford County, MD, County Code § 82-1 (adopt IBC) and § 82-2 (amend IBC).

With regard to carbon monoxide detectors, a new section 916 was added as follows:

 

"SECTION 916

 

CARBON MONOXIDE ALARMS

 

916.1 Carbon monoxide alarms. For new construction, an approved carbon monoxide alarm shall be installed outside of each separate sleeping area in the immediate vicinity of the bedrooms in dwelling units within which fuel-fired appliances are installed and in dwelling units that have attached garages.

 

916.2 Where required in existing dwellings. Where work requiring a permit occurs in existing dwellings that have attached garages or in existing dwellings within which fuel-fired appliances exist, carbon monoxide alarms shall be provided in accordance with Section 916.1.

 

916.3 Alarm requirements. Single station carbon monoxide alarms shall be listed as complying with UL 2034 and shall be installed in accordance with this code and the manufacturer's installation instructions."

 

 Harford County Council Bill 11-51, Harford County, MD, County Code § 82-2 (31).

Existing Buildings

Harford County does not appear to have adopted the IEBC.

Other Building Codes

  • 2012 International Mechanical Code (adopted by Harford County Council Bill 11-51 with local amendments; effective July 1, 2012).
  • 2012 International Energy Conservation Code (adopted by Harford County Council Bill 11-51 with local amendments; effective July 1, 2012).
  • National Fire Protection Association 101, 2009 Life Safety Code, NFPA 101. In publication and available from the National Fire Protection Association, Batterymarch Park, Quincy, MA 02169. Call 1-800-344-3555 or (617) 770-3000.
  • State of Maryland Fire Prevention Code, COMAR 29.06.01 thru 29.06.14 (adoption of NFPA 1). In publication and available from the Office of the State Fire Marshal, 300 East Joppa Road, Suite 1002, Towson, MD 21286-3020. Call 1-800-525-3124.   
  • Maryland Building Rehabilitation Code COMAR 05.16.01 Update
  • COMAR .05.02.02 Maryland Accessibility Code. Can be purchased from the Maryland Department of Housing and Community Development, 100 Community Place, Crownsville, MD 21032-2023 (410) 514-7220.
    NOTE:  All projects that are required to comply with the Federal Fair Housing Act must be designed and constructed to be in compliance with the 2012 International Building Code and ICC/ANSI A117.1-2003.
  • 2014 National Electric Code (Adopted by Harford County Council Bill 14-5effective June 10, 2014, with local amendments thereto). 2014 National Electric Code is available from the National Fire Protection Association, P.O. Box 9146, Quincy, MA 02269. Call 1-800-344-3555. For a copy of Bill 14-5, contact the Harford County Council Office at 410-638-3343.
  • 2012 International Plumbing Code (Adopted by Harford County Council Bill 13-48, effective February 18, 2014 with local amendments.)  A copy of the 2012 International Plumbing Code can be purchased from International Code Countil (ICC) by calling 1-800-786-4452.  For a copy of Bill 13-48, contact the Harford County Council Office at (410) 638-3343. 
     
  • 2012 International Fuel Gas Code (Adopted by Harford County Council Bill 11-51, effective July 1, 2012) A copy of the 2012 International Fuel Gas Code can be purchased from International Code Council (ICC) by calling 1-800-786-4452. For a copy of Bill 11-51, contact the Harford County Council Office at (410) 638-3343.