Install or Replace a Window
Who can install or replace windows?
- Homeowners and contractors can apply for the Short-form or Long-form Permit.
- Homeowners and contractors can install or replace windows if the work is being done on a 1-2 unit owner-occupied home.
- You must hire a contractor to perform the work if it’s being done on a three-family or bigger dwelling, such as:
- an apartment building
- a multi-unit condo, or
- one floor of a triple-decker house.
What permits do I need?
Short-Form Permit
- For replacing a window that already exists and no other structural changes need to be made, such as expanding the window size.
OR
Long-Form Permit
- For creating a new window where one did not exist, or when any structural changes need to be made, such as opening a wall or expanding the window size.
How to Apply
The Short-form Permit and Long-form Permit pages list the steps you need to take, including:
- Understanding what documentation is required to replace or create a new window
- How to apply online
- What to expect after applying
- What to do after work is completed
Related Resources
City of Boston Permit Finder
Check the status of an active Inspectional Services or Boston Fire permit.
Fire Prevention Online Portal
Visit the Boston Fire Prevention online portal.
Inspectional Services Online Portal
Visit the Inspectional Services online portal.
What's My Zoning?
View a map of Zoning information for your address or parcel ID.
Boston Permitting
Find information and resources related to permit projects.
