Old Town Hall Parking lot will be closed Thursday, August 11th to Thursday, August 18th for paving. Please use the entrance for the Fairfield Museum - 370 Beach Road - and utilize parking at Sullivan Independence Hall. 

Departments & Services > Building > Building Permits

Fairfield is implementing an online permit system

At this time, you can apply for, and track your application for permits with the following department(s):

  • Plan & Zoning Department
  • Conservation Department
  • Building Department

Please note that only the department(s) above are conducting their reviews on line at this time.  You must still come to Town Hall in person to obtain approvals for most building permits from departments that are not yet on line.*  You can apply for your building permit at the link below, however, your application will not proceed until you have received approval from the Town Plan and Zoning Department, the Conservation Department, and the Historic District Commission (if applicable), to ensure that the proposed work will be permissible.


  Exceptions - the following building permit types do not require other departmental approvals:
  • Alternate Heat Source / Decorative Appliance
  • Plumbing
  • Chimney Liner
  • Gas Piping


Departments that are not yet on line:

  • Fire Marshal (at 140 Reef Road) - 203.254.4720
  • Engineering Department - 203.256.3015
  • Health Department - 203.256.3020
  • Sewer Department 203.256.3003


Apply for your building permit at CitySquared: Please do not use the Safari Browser when using CitySquared, they are not compatible.

  Apply for permit

Permit fees are calculated based on the cost of construction per $1,000 in value. Fees will be determined after our review and a request for payment will be emailed to the applicant. The schedule of values can be found in our Forms and Documents section.

Instructions for the CitySquared online permit system:

  How to register for a CitySquared account

  How to apply for a permit at CitySquared