Building Permits in Columbia, MD

Check permit requirements for home improvement projects in Columbia. Select a project type below to see local requirements, estimated fees, and how to apply.

74 Permit Rules

15 Project Types

$45 – $4,500 Permit Fee Range

IRC 2018 Building Code

Key Exemptions in Columbia

These projects typically don't require a building permit in Columbia:

Cosmetic basement updates (paint, flooring over existing slab) do not require a permit.

Freestanding decks not more than 30 inches above grade are exempt from a building permit per Maryland Building Performance Standards (2018 IRC).

Replacing a light fixture or outlet in an existing location does not require a permit.

Backyard fences 6 feet or under typically do not require a building permit.

Front yard fences 4 feet or under typically do not require a permit but must comply with zoning.

See all rules by selecting a project type below, or use our free lookup tool for a personalized answer.

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Swimming Pool / Hot Tub

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Columbia Building Department

NameHoward County Department of Inspections, Licenses & Permits

Phone(410) 313-2455

EmailDocs4dilp@howardcountymd.gov

WebsiteVisit website

Address3430 Court House Dr, Ellicott City, MD 21043

HoursMon-Fri 8am-5pm

Nearby Cities in Maryland

Baltimore Frederick Rockville Towson Hagerstown Salisbury Easton Ocean City

Permit Guides

Read our in-depth guides for common home improvement projects:

Deck Guide Fence Guide Shed Guide Roof Guide Bathroom Guide Kitchen Guide Pool Guide Electrical Guide Plumbing Guide HVAC Guide Garage Guide Addition Guide Basement Guide

Disclaimer: Always confirm with your local building department before starting your project. PermitMint provides general guidance, not legal advice.