Maryland Building Code and Licensing

Maryland Building Code Notes: Updated: 11/13/18

Maryland building code is mandatory covering all building construction in state, however local jurisdictions may adopt amendments to the codes.

  • 2015 editions of the I-codes were adopted by the state on January 1, 2016.
  • Maryland has some requirements for inspector licensing.
  • Maryland licenses general contractors but they are not required to take an examination prior to licensing.
  • Local county Maryland building code information here.
  • Local city amendments to Maryland building code information here.


State Website
State Licensing License required for electrical, plumbing, HVACR, and home improvement.
Adopted State Codes As of 2/18/18, the State of Maryland has adopted the 2015 International Building Code (IBC), the 2015 International Residential Code (IRC), the 2015 International Mechanical Code (IMC), the 2014 National Electric Code (NEC) and the 2012 National Standard Plumbing Code (NSPC).

Additional 2015 i-codes adopted are: the 2015 International Energy Conservation Code (IECC), the 2015 International Property Maintenance Code (IPMC), and 2015 International Existing Building Code (IEBC).Other codes adopted but not as a standard across the state: 2015 International Plumbing Code (IPC), the International Fuel Gas Code and the International Private Sewage Disposal Code.  Edition shown may not be in use locally; check with local jurisdiction.For additional information Contact

Department of Labor, Licensing and Regulation
Division of Labor and Industry
Building Codes Administration 

1100 N. Eutaw Street, Room 606
Baltimore, MD 21201
e-mail: [email protected]

Reference Material/Website:

State Licensing Division
State Fire Marshall

State Fire Marshal Phone No: (410) 653-8980

State Environmental Permit