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§ 02
When a permit is required
Permit triggers and exempt work for Sebastopol
City staff state that building permits are needed for virtually all types of construction.
One-story detached accessory structures up to 120 square feet, subject to height and zoning limits
Fences not over 7 feet
Minor interior finish work such as paint, paper, tile, carpet, cabinets, countertops, and similar work
Certain walks, driveways, temporary stage or scenery work, and small accessory uses
Certain minor electrical, gas, mechanical, and plumbing tasks listed in the city handout
- Exempt One-story detached accessory structures up to 120 square feet, subject to height and zoning limits
- Exempt Fences not over 7 feet
- Exempt Minor interior finish work such as paint, paper, tile, carpet, cabinets, countertops, and similar work
- Exempt Certain walks, driveways, temporary stage or scenery work, and small accessory uses
- Exempt Certain minor electrical, gas, mechanical, and plumbing tasks listed in the city handout
Note: Exempt work does not waive zoning, structural, accessibility, or other code obligations. If work is not clearly exempt, a building permit is typically required.
Required documents
- Completed Building Permit Application
- Project documents and all submittal requirements for the permit type
- All required fees paid before submission
- Supporting plans and specifications for code review
- Any professional plans or transmittal documents required by the project scope
- Building code
- City materials state adoption of the 2025 California Building Code and related California building, fire, electrical, mechanical, and plumbing codes through a local ordinance.
- Owner-builder
- No city-wide owner-builder rule is clearly stated on the public permit pages; applicants are directed to confirm with Building and Safety.
- Contractor requirements
- The city requires applicable contractor licensing for permit-related construction work in permit packets and related forms.
§ 03
Application process
Application → plan check → issuance → inspection → final
- 01 Start in the city e-Permitting Public Portal and sign up or log in.
- 02 Prepare and upload a complete application package for the permit type.
- 03 Pay required permit fees before the application is considered submitted.
- 04 If the permit type requires hard-copy review, contact staff to schedule in-person intake.
- 05 If approved, pay any additional plan-check or deposit amounts required for issuance.
- 06 Contact Building and Safety for any missing documents or project-specific requirements before construction.
§ 04
Fee schedule
Effective July 1, 2025
Fee type
Amount
01
Minimum permit fee
$92.89
02
Plan check fee
75% of permit fee, with additional phased and master-plan rules where applicable.
03
Permit fee formula
Building permit fees are valuation-based and use step bands by valuation.
04
Reinspection fee
Reinspection, third and later, is $93. Missed inspection fee is $93.
05
Penalty (no permit)
Investigation for unauthorized work is 2x the permit fee.
Plan check fees are paid at permit application, and card payments include a 3% processing fee.
Fees change periodically. Confirm at the official fee schedule ↗ (effective July 1, 2025) before budgeting.
§ 05
Required inspections
Scheduling and sequence
How to schedule
- Building permit portal (online)
- 707-823-8597 (phone)
- building@cityofsebastopol.gov (email)
- Inspection hours
- Building office hours are weekdays 7:00 AM-12:00 PM and 12:30 PM-5:30 PM, closed Fridays.
Typical sequence: Permit is submitted and approved after review, then work inspections and final inspection occur before acceptance or occupancy.
§ 06
Frequently asked
Common questions about Sebastopol permits
01 Do I need a building permit in Sebastopol, CA? ▸
City staff state that building permits are needed for virtually all types of construction.
02 How much does a building permit cost in Sebastopol, CA? ▸
Building permit fees in Sebastopol, CA are set by the local building department and vary by project type and valuation. The minimum permit fee is $92.89. Fees are calculated as: Building permit fees are valuation-based and use step bands by valuation.. Plan check fee: 75% of permit fee, with additional phased and master-plan rules where applicable..
03 How do I apply for a building permit in Sebastopol, CA? ▸
To apply for a building permit in Sebastopol, CA, follow these steps: 1. Start in the city e-Permitting Public Portal and sign up or log in. 2. Prepare and upload a complete application package for the permit type. 3. Pay required permit fees before the application is considered submitted. 4. If the permit type requires hard-copy review, contact staff to schedule in-person intake. 5. If approved, pay any additional plan-check or deposit amounts required for issuance. 6. Contact Building and Safety for any missing documents or project-specific requirements before construction.
04 What work is exempt from building permits in Sebastopol, CA? ▸
Not all construction work requires a permit in Sebastopol, CA. The following work is generally exempt: One-story detached accessory structures up to 120 square feet, subject to height and zoning limits; Fences not over 7 feet; Minor interior finish work such as paint, paper, tile, carpet, cabinets, countertops, and similar work; Certain walks, driveways, temporary stage or scenery work, and small accessory uses; Certain minor electrical, gas, mechanical, and plumbing tasks listed in the city handout. Note: Exempt work does not waive zoning, structural, accessibility, or other code obligations. If work is not clearly exempt, a building permit is typically required. When in doubt, confirm with the local building department before starting work.
05 How do I schedule a building inspection in Sebastopol, CA? ▸
Once your permit is issued and work reaches an inspection milestone, you can schedule a building inspection in Sebastopol, CA via: Building permit portal, 707-823-8597, building@cityofsebastopol.gov.
last verified April 2026
source Building and Safety, City of Sebastopol ↗
entry id permits/california/sonoma/sebastopol
Educational reference. Permit rules and fees change — confirm current requirements directly with Building and Safety, City of Sebastopol before applying. Jaspector is not legal advice.