Baltimore County, MD Building & Other Permits

Updated 2024

If you're planning a construction, plumbing, electrical, or signage project in Baltimore County, MD, you’ll need to apply for the necessary permits.

Below is a comprehensive guide to permit application procedures and fees.

Building Permits in Baltimore County

Building permits must be applied for in person, but the process begins online.

How to Apply for a Building Permit

Fill out the application form online and email it to the permit office.

Schedule an in-person meeting at the Baltimore County Permit Office.

Bring property reports (available via the Baltimore County website).

Baltimore County Permit Office

Address: County Office Building, 111 West Chesapeake Avenue, Room 100, Towson, MD 21204

Office Hours: Monday - Friday, 8:30 a.m. - 4:30 p.m.

Contractors must obtain the owner’s signature and contact details before submitting the permit application.

Building Permit Fees: Minimum $100 - $200, depending on the project.

Plumbing Permits

Application Submission: Mailed to the Baltimore County Permit Office.

For a full list of plumbing fees, refer to the Baltimore County official fee schedule.

Gas Permits

Gas permits are processed using the plumbing permit application.

Gas Permit Fees

Fees for the first appliance (based on pipe size):

Up to 2.5 inches: $30.00

Between 3-4 inches: $79.00

• 5 inches: $119.00
• 6 inches: $169.00
• 8 inches: $394.00
• 12 inches: $506.00
• Each additional appliance (all sizes): $14.00

Electrical Permits

Application Submission: Mailed to the Baltimore County Permit Office.

For a full list of electrical permit fees, refer to the county's official fee schedule.

Sign Permits

Sign permit applications are processed in a different office within the same building as building permits.

Sign Permit Office: Room 111 (Zoning Review Office)

Phone Number: (410) 887-3391

Final Notes & Additional Resources

Permit fees may change, so always check with Baltimore County Permits & Inspections before applying.

For the latest permit application forms and fee schedules, visit: Baltimore County Permits & Inspections

By following the proper permit process, you can ensure a smooth, compliant, and hassle-free project in Baltimore County, MD.