Building Permits in Boston, MA

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

54 Permit Rules

15 Project Types

$60 – $6,000 Permit Fee Range

IRC 2015 Building Code

Key Exemptions in Boston

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

Cosmetic bathroom renovations (paint, tile, fixtures in same location) do not require a permit in Boston, MA.

Freestanding decks not exceeding 30 inches above grade do not require a building permit in Boston, MA.

Replacing a light fixture or outlet in-kind does not require an electrical permit in Boston, MA.

Fences 6 feet or under do not require a building permit in Boston, MA.

Small detached garage/carport structures (120 sq ft or less) may be treated as exempt accessory structures in Boston, MA.

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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Boston Building Department

NameInspectional Services Department

Phone(617) 635-5300

EmailISD@cityofboston.gov

WebsiteVisit website

Address1010 Massachusetts Ave, Boston, MA 02118

HoursMon-Fri 8am-4pm

Nearby Cities in Massachusetts

Worcester Springfield Cambridge Lowell Quincy Newton Somerville Chicopee

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.