Permit Checklist
ADU Permit Checklist
Everything you need to gather and submit for a complete ADU permit application in Ithaca, NY.
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Required Documents
- Completed building permit application form
- Site plan showing existing and proposed structures
- Architectural drawings (floor plans, elevations, sections)
- Structural drawings stamped by a licensed engineer
- Mechanical, Electrical, and Plumbing (MEP) plans
- Energy compliance documentation (NYS Energy Code)
- Copy of current deed or proof of ownership
- Zoning compliance statement
Permit Timeline
1
Pre-Application Meeting
Optional but recommended — 1 to 2 weeks to schedule with the Building Department.
2
Application Submission
Submit complete package to the City of Ithaca Building Division.
3
Plan Review
Standard review takes 4–8 weeks. Complex projects or revisions may extend this.
4
Permit Issuance
Permit issued after all comments resolved and fees paid.
5
Construction Inspections
Schedule inspections at foundation, framing, rough-in, insulation, and final stages.
Common Mistakes to Avoid
- Submitting incomplete plans — missing MEP or structural drawings are the #1 cause of delays
- Not accounting for energy code compliance from the start
- Forgetting to show utility connections on site plans
- Starting construction before permit is issued
- Missing required inspections during construction phases
Let Us Handle the Permit Process
We manage the entire permit application so you don't have to navigate city bureaucracy alone.