On this page 6
When a permit is required
Permit triggers and exempt work for Union
The Building Official page posts separate building, electrical, plumbing, mechanical, masonry, zoning, solar PV, and residential/commercial permit procedure forms.
Note: No standalone Union exemption list located. Use Connecticut code exemptions unless Union directs otherwise.
- Applicable fillable permit form
- Plans
- Project-specific materials referenced in the procedure documents
- Building code
- 2022 Connecticut State Building Code
- Permit validity
- Thin local detail; use state 180-day start/suspension rule unless extended.
- Owner-builder
- Owners can use the posted forms directly; local affidavit detail is thin.
- Contractor requirements
- State trade and home improvement rules apply.
Application process
Typical processing: Not publicly posted
- 01 Download the correct permit application from the Building Official page.
- 02 Complete the fillable form and assemble project plans and supporting documents.
- 03 Submit the package to the town through the Building Official process.
- 04 Complete review and pay any applicable fees.
- 05 Schedule inspections using the posted inspection procedure materials.
- 06 Obtain final approval or CO as required.
Typical processing time: Not publicly posted
Source: Building Official ↗
Fee schedule
Union building permit fees
Confirm with the Building Official
Required inspections
Scheduling and sequence
- Residential inspection procedure posted from the Building Official page (form)
Typical sequence: Use the posted residential inspection procedure and project-specific permit materials
Frequently asked
Common questions about Union permits
01 Do I need a building permit in Union, CT? ▸
02 How much does a building permit cost in Union, CT? ▸
03 How do I apply for a building permit in Union, CT? ▸
04 How long does it take to get a building permit in Union, CT? ▸
05 How do I schedule a building inspection in Union, CT? ▸
Educational reference. Permit rules and fees change — confirm current requirements directly with Building Official before applying. Jaspector is not legal advice.