Licensing/Registrations

Effective January 1, 2025:  Fee Schedule (Click Here)

Note: Renewal application must be submitted prior to expiration date of license/registration. 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.

  • Limited electrician (specific to a specialty; e.g., signs, heating, etc.)
  • Limited journeyperson electrician
  • Master electrician
  • Restricted electrician (specific to maintenance)

Business licenses

The Maryland Comptroller's License Bureau is responsible for monitoring and enforcing the use of business licenses in Maryland. Click here for information to determine if you are required to register for any of the following business licenses. Each category will list either the Comptroller or Clerk's Office as the agency to contact for a specific license.

  • Chain store
  • Cigarette/special retailer cigarette
  • Construction
  • Dry cleaning and laundry
  • Exhibitor's Affidavit
  • Garage
  • Junk dealer
  • Micro Market
  • Non-resident construction
  • Other tobacco products
  • Peddlers
  • Promoters of outdoor music festival
  • Restaurant
  • Storage warehouse
  • Tobacconist
  • Traders (retail sales)
  • Transient vendors
  • Vending machine license

Clerk of the Circuit Court for Harford County phone number 410-638-3248

Other Licenses:

  • Hunting/fishing/duck blind license-Dept. of Natural Resources (DNR) District Court (410-836-4550)
  • Notary (not a license; application from Secretary of State/Commissioned at Circuit Court)

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.