Note: Renewal application required prior to expiration date of license/registration.  
In accordance with Governor Hogan’s Executive Order, Harford County shall establish final expiration of permits and licenses that were set to expire during the Covid-19 State of Emergency to be June 30, 2021. Therefore, it is important to make necessary plans to renew prior to the June 30th deadline. Please feel free to contact the Permit Center at 410-638-3122 with any questions.

Building Services Division

For more information, or a license application in one of the following areas, please call the Building Services Division at 410-638-3366.
Mobile Home Park License Application
For information, please call 410-638-3385.

Plumbing Services Division

For information, requirements, or a registration application in any of the following areas, please contact the Plumbing Services Division at 410-638-3215.
  • Apprentice
  • Journey Septic
  • Journey Utility
  • Journeyman Plumber/Gas Fitter
  • Master Gas Fitter
  • Master Limited Plumbers Certificate
  • Master Plumber/Gas Fitter
  • Master Propane Gas Fitter
  • Mechanical
  • On-Site Utility License
  • Septic Certificate

Electrical Services Division

For information, requirements, or an application in any of the following areas, please contact the Electrical Services Division at 410-638-3363.
  • Electrician’s Assistant
  • Journeyperson Electrician
  • Limited Electrician (specific to a specialty; e.g., signs, heating, etc.)
  • Limited Journeyperson Electrician
  • Master Electrician
  • Restricted Electrician (specific to maintenance)

Business Licenses

Please contact the State of Maryland for Harford County Licenses at 410-638-3248 for information on requirements, fees and applications for the following Business Licenses.
  • Billiard or Pool Table
  • Chain Store
  • Cigarette/Special Retailer Cigarette
  • Console Machine
  • Construction
  • Dry Cleaning and Laundry
  • Garage
  • Hunting/Fishing/Duck Blind License-Dept. of Natural Resources (DNR) District Court (410-836-4550)
  • Junk Dealer
  • Music Box
  • Non-resident Construction
  • Notary (not a license-application from Secretary of State/Commissioned at Circuit Court)
  • Other Tobacco Products
  • Peddlers
  • Pinball Machine
  • Plumber and Gas Fitters
  • Promoters of Outdoor Music Festival
  • Restaurant
  • Storage Warehouse
  • Tobacconist
  • Traders (Retail Sales)
  • Vending Machine License

Maryland Home Improvement License (MHIC)

Please contact the Maryland Department of Labor, License and Regulations, Division of Occupational and Professional Licensing at 410-230-6231 or visit the Maryland Department of Labor website for more information.

Home Builders Registration

Please contact the Consumer Protection Division of the Office of the Attorney General at 888-743-0023 or visit the Consumer Protection Division website for more information.