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A building permit is required for all antennas. Replacement Radio Head (RRH) only does not require a building permit, but does require an electrical permit.

Required Documents

You must provide the following when submitting your permit application.

  • Construction Plans—Signed by design professional using an architect's scale
  • Site Plans—Minimum of one inch equals 100 feet using an engineer's scale
  • Data Sheets
  • Manufacturer's Specs
  • If property is located in the 3.3 mile radius of the Martin State Airport (MTN)—Airport Zoning Permit.

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.


Explore Permits, Approvals and Inspections


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