Permits, Approvals and Inspections
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Permit Processing

Karen L. Lewis, Permit Services Supervisor

County Office Building
111 West Chesapeake Avenue, Room 100
Towson, Maryland 21204
Phone: 410-887-3900 (Permit Processing)
Phone: 410-887-3614 (Electrical and Plumbing Processing)
Fax: 410-337-5039

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

Notice Of Adoption Of New Building Code

Effective July 1, 2015

Building construction in Baltimore County shall comply with the 2015 editions of the International Building Code, the International Residential Code, the International Mechanical Code and the International Energy Code as well as local amendments, all as set forth in County Council Bill Number 40-15. (PDF)


Primary Functions

  • Processing of applications and forms for building, electrical, and plumbing permits
  • Acceptance of fees for water and sewer connections contained in public works agreements
  • Processing of applications for water meter services, which are prepared and forwarded to the Department of Public Works and the Baltimore City Bureau of Water Supply
  • Processing of records relating to receipt of revenues for the issuance of various permits
  • Processing of fees for water and sewer installations
  • Collection and review of documents and other information as needed in the course of the permit process

Building Permit Requirements

Building Permits are required for the following:

  • Accessory structures (sheds, garages, gazebos, etc.) over 120 square feet
  • All accessory structures located in Flood Zone A or located in historic districts
  • Garages and carports attached to single family dwellings
  • Above ground swimming pools over 250 square feet with water depth of 24 inches or more
  • All in-ground pools: a 48-inch safety barrier with self-latching, self-closing gates is required
  • Retaining walls over 36 inches: engineered drawings are required for over 48 inches
  • Fences over 42 inches in height
  • Decks greater than 16 inches above the lowest grade and exceeds 120 square feet
  • Wood stoves, pellet stoves and fireplaces
  • Additions and structural modifications to existing dwellings
  • Enclosing of open porches and decks
  • Basement excavations
  • Change of use of structure
  • Razing permits
  • Grading over 5,000 square feet
  • Alterations to historic houses

Telecommunications Permit Requirements

Required Documents

To obtain permits for Telecommunications Equipment and Structures, including radio or television antennas and cell towers, applicant must present, in person, with the following documents:

  • Two sets of signed and sealed Construction Plans
  • 10 plot plans-engineered (Not required for antennas being placed on an existing tower or on a roof.)
  • Three Plans Review Data Sheets

In addition, you will be provided an application to be completed in the Permit Office.

Note: In the case of cell tower- and wireless antenna-related plans, permit applicants may be required to obtain and present signed and documented proof of County approval of their plan before permits can be issued. For detailed information, refer to the Antenna Collocation and Tower Construction processes.

Permit Fees

Equipment fees are as follows:

  • Antenna – $30 each
  • Equipment Cabinet – $35 each
  • Area Light – $5 each
  • Platform, if involved – $140 each

Radio, Television or Wireless Services Tower fees are as follows:

  • 50 feet and under – $30 each
  • 51 to 200 feet – $60 each
  • 201 feet and over – $100 each

Estimated issue time for telecommunications permits is one day to four weeks depending on reviewing agencies.

Note: Fees are subject to change without notice.

Important Notices

Permit Processing Forms and Information


Energy Conservation Information and Forms

Revised June 30, 2015

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