Install or Replace a Water Heater or Boiler
Putting in a new water heater or boiler is a big job. You’ll need to hire a contractor who can apply for a Plumbing Permit and perform the work.
Who can install or replace?
- Only a contractor with a valid, non-expired Massachusetts trade license may apply for a Plumbing Permit and perform any plumbing work related to installing or replacing these appliances.
What permits do I need?
Plumbing Permit
- For replacing or installing a water heater or boiler when no other work needs to be done, such as opening up walls.
What permits do I need?
The Plumbing Permit page lists the steps you need to take, including:
- Understanding what documentation is required
- How to apply online
- What to expect after applying
- What to do after work is completed
Learn more
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.
