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When a permit is required
Permit triggers and exempt work for Stonington
New construction, additions, structural work, occupancy changes, and most trade permit work.
- Exempt Detached accessory structures up to 200 square feet
- Exempt Fences up to 7 feet
- Exempt Low retaining walls without surcharge
- Exempt Sidewalks and driveways not over occupied space
- Exempt Non-structural finish work
- Permit form
- plans
- site plan
- valuation
- contractor credentials
- any related local approvals.
- Building code
- 2022 Connecticut State Building Code.
- Permit validity
- State-code 180 day rule unless extended.
- Owner-builder
- Owner applicants are generally allowed, but required licensed trades still apply.
- Contractor requirements
- Connecticut trade licenses and home improvement registration rules apply.
Application process
Typical processing: Not publicly posted; shoreline and village-core review can materially extend timing.
- 01 Start at the Building Official page and collect the current permit forms and instruction sheets.
- 02 Prepare plans, valuation, site plan, contractor credentials, and any zoning, coastal, floodplain, historic district, or wetlands approvals required.
- 03 Submit to the Building Official for review and fee calculation.
- 04 After approval and payment, pull the permit and follow the required inspection sequence published by the town.
Typical processing time: Not publicly posted; shoreline and village-core review can materially extend timing.
Fee schedule
Stonington building permit fees
Verify payment method and whether separate trade permits are filed independently.
Fees change periodically. Confirm at the official fee schedule ↗ before budgeting.
Required inspections
Scheduling and sequence
- Through the Building Official by phone (department)
- Inspection hours
- See department instructions; verify inspection call-in cutoff
Typical sequence: Footing, foundation, framing, rough trades, insulation or energy, final, certificate of occupancy as applicable
The town posts a required inspection information sheet and expects permit holders to request inspections at each required stage.
Frequently asked
Common questions about Stonington permits
01 Do I need a building permit in Stonington, CT? ▸
02 How much does a building permit cost in Stonington, CT? ▸
03 How do I apply for a building permit in Stonington, CT? ▸
04 How long does it take to get a building permit in Stonington, CT? ▸
05 What work is exempt from building permits in Stonington, CT? ▸
06 How do I schedule a building inspection in Stonington, CT? ▸
Educational reference. Permit rules and fees change — confirm current requirements directly with Town of Stonington Building Official before applying. Jaspector is not legal advice.