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Antenna permits are required for construction and installation of telecommunication equipment and structures, including radio/television antennas and cell towers.

If electrical work will be performed, a separate electrical permit is required. Only a licensed electrician who is registered with Baltimore County can apply for an electrical permit.

Required Documents

You must provide the following when submitting your permit application.

  • Construction plans—Signed by a design professional using an architect’s scale
  • Site plans, engineered designed—Note: Site plans are not required for antennas being placed on an existing tower or roof
  • Data Sheets
  • Manufacturer’s specs
  • Approval letter from Third Party review—If applicable for telecommunication towers/structures. Required for small cell antennas
  • If property is located in the 3.3 mile radius of the Martin State Airport (MTN)—Airport Zoning Permit
  • If applying for small cell antennas, or antenna collocation and cell tower construction—Must submit signed documented proof of Baltimore County approval of the plan before permits can be issued. Learn more about the antenna collocation and tower construction processes.

About the Application Process

To learn more about the application process, read the steps and watch the videos below, or view the FAQ or full tutorial video playlist.

 Apply for a Permit

Once you have reviewed the process outlined above and have gathered your required documentation, apply for your permit online using the buttons below.


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Contact Us

Department of Permits, Approvals and Inspections

County Office Building
111 West Chesapeake Avenue
Towson, Maryland 21204


Monday through Friday
8:30 a.m. to 4:30 p.m.



C. Pete Gutwald