Seneca County, NY — 2026 Building Permit Guide

On this page 6

§ 01

Permit authority

Seneca County Department of Building and Fire Code Enforcement

Street address

1 DiPronio Drive, Waterloo, NY 13165

Phone

(315) 539-1950

Coverage

All properties in unincorporated areas of Seneca County not within municipal jurisdiction of incorporated towns or villages.

Online portal

Seneca County Code Enforcement Applications

County Applications

Website

Department website

Additional resources

§ 02

When a permit is required

Permit triggers and exempt work for Seneca County

A county building permit is required for most construction within unincorporated Seneca County under the New York State Uniform Building and Fire Code.

Scope of work

Permit?

Sheds 144 square feet or less

Exempt

Routine maintenance and repairs (non-structural)

Exempt

Interior renovations that do not change dwelling-unit count

Exempt

Exempt Sheds 144 square feet or less
Exempt Routine maintenance and repairs (non-structural)
Exempt Interior renovations that do not change dwelling-unit count

Note: Sheds 145 to 200 square feet require a $25 permit; larger sheds are $75. Reroofing is $75. Electrical upgrades are $25. Exemptions may vary based on town or village jurisdiction.

Required documents

Completed application form
Town or village zoning or land use permit (if applicable)
Proof of workers' compensation insurance or CE-200 exemption
Proof of liability insurance (if required)
Construction plans and specifications

Building code: New York State Uniform Building Code, New York State Energy Conservation Construction Code
Permit validity: Permits generally valid for one year from issuance.
Owner-builder: Owner-builders must provide workers' compensation documentation or valid exemption.
Contractor requirements: Contractors must hold a valid New York State contractor license and provide proof of workers' compensation coverage.

Source: Seneca County Department of Building and Fire Code Enforcement ↗

§ 03

Application process

Typical processing: 5-10 business days for review and issuance

01

Obtain a copy of the town or village zoning or land use permit if applicable to your parcel.
02

Prepare application materials including proof of workers' compensation or CE-200 exemption.
03

Submit application and required documents to Seneca County Code Enforcement.
04

County staff reviews application and issues permit if complete.
05

Schedule inspections at least 24 hours in advance.
06

Work may not start before permit issuance.

Typical processing time: 5-10 business days for review and issuance

Source: Seneca County Department of Building and Fire Code Enforcement ↗

§ 04

Fee schedule

Effective 2017

Fee type

Amount

Minimum permit fee

$150 residential new; $75 residential alteration

Plan check fee

Included in permit fee

Permit fee formula

Residential new construction: $0.20 per square foot with $150 minimum; Residential alterations: $0.20 per square foot with $75 minimum

Trade permit fee

Varies by trade

Reinspection fee

Charged per inspection if corrections required

Penalty (no permit)

Double permit fee for unpermitted work

Fees change periodically. Confirm at the official fee schedule ↗ (effective 2017) before budgeting.

§ 05

Required inspections

Scheduling and sequence

How to schedule

(315) 539-1950 (phone)

Scheduling deadline: Inspections must be scheduled at least 24 hours in advance.
Inspection hours: Business hours (contact county for specifics)

Typical sequence: Inspection sequence follows New York State code requirements.

Source: Seneca County Department of Building and Fire Code Enforcement ↗

§ 06

Frequently asked

Common questions about unincorporated Seneca County permits

01 Do I need a building permit in unincorporated Seneca County, NY? ▸

A county building permit is required for most construction within unincorporated Seneca County under the New York State Uniform Building and Fire Code.

02 How much does a building permit cost in unincorporated Seneca County, NY? ▸

Building permit fees in unincorporated Seneca County, NY are set by the local building department and vary by project type and valuation. The minimum permit fee is $150 residential new; $75 residential alteration. Fees are calculated as: Residential new construction: $0.20 per square foot with $150 minimum; Residential alterations: $0.20 per square foot with $75 minimum. Plan check fee: Included in permit fee.

03 How do I apply for a building permit in unincorporated Seneca County, NY? ▸

To apply for a building permit in unincorporated Seneca County, NY, follow these steps: 1. Obtain a copy of the town or village zoning or land use permit if applicable to your parcel. 2. Prepare application materials including proof of workers' compensation or CE-200 exemption. 3. Submit application and required documents to Seneca County Code Enforcement. 4. County staff reviews application and issues permit if complete. 5. Schedule inspections at least 24 hours in advance. 6. Work may not start before permit issuance.

04 How long does it take to get a building permit in unincorporated Seneca County, NY? ▸

Building permit processing times in unincorporated Seneca County, NY typically run 5-10 business days for review and issuance. Timelines can vary based on project complexity and current department workload.

05 What work is exempt from building permits in unincorporated Seneca County, NY? ▸

Not all construction work requires a permit in unincorporated Seneca County, NY. The following work is generally exempt: Sheds 144 square feet or less; Routine maintenance and repairs (non-structural); Interior renovations that do not change dwelling-unit count. Note: Sheds 145 to 200 square feet require a $25 permit; larger sheds are $75. Reroofing is $75. Electrical upgrades are $25. Exemptions may vary based on town or village jurisdiction. When in doubt, confirm with the local building department before starting work.

06 How do I schedule a building inspection in unincorporated Seneca County, NY? ▸

Once your permit is issued and work reaches an inspection milestone, you can schedule a building inspection in unincorporated Seneca County, NY via: (315) 539-1950. Inspections must be scheduled at least 24 hours in advance..

last verified April 2026 source Seneca County Department of Building and Fire Code Enforcement ↗ entry id permits/new-york/seneca/unincorporated

Report a correction

Educational reference. Permit rules and fees change — confirm current requirements directly with Seneca County Department of Building and Fire Code Enforcement before applying. Jaspector is not legal advice.

Unincorporated Seneca County