All counties › Baltimore County
- Office
- Department of Permits, Approvals and Inspections (Building Engineer)
- Address
- 111 West Chesapeake Avenue, Room 105, Towson, MD 21204
- Phone
- 410-887-3353
- Hours
- Call to confirm
- Apply online
- Permits, Approvals & Inspections
- Last verified
- Oct 15, 2026
Who needs what license
Home improvement work on existing homes needs a state MHIC license. Trade work (electrical, plumbing, HVACR) needs the matching state master license.
Common permits
Building permits and plan review run through the county Building Engineer and Building Plans Review.
How to apply
Start at the county Permits, Approvals and Inspections pages. (The county site blocked our automated check on Oct 15, 2026, so confirm details by phone.)
Fees
Fee schedule: check with the Building Engineer's office (410-887-3353). We list fee amounts only after we've verified them on an official page.
Codes in force
County code: Baltimore County Code. State-filed amendments are linked from the state county contacts page.
Turnaround times
No public turnaround dashboard confirmed yet.
Recent changes
See the changes log for dated updates on Baltimore County.
Local pros
Official sources
- https://labor.maryland.gov/labor/build/buildcounties.shtml (checked Oct 15, 2026)
- https://labor.maryland.gov/license/mhic/ (checked Oct 15, 2026)
Know when Maryland permit rules change
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