Expedited Permitting for (Battery) Energy Storage Systems (ESS)

This page provides all of the needed links to forms and checklists necessary to utilize the City’s Expedited Permitting Process for (Battery) Energy Storage Systems (ESS). This process provides an expedited and streamlined permitting process for qualifying ESS systems. Once all of the documentation is correctly and fully completed and submitted, a permit will be processed and approved for issuance in a timely manner (usually 2 to 4 business days).


Step 1 Download, review and complete the Submittal Checklist for Permitting of (Battery) Energy Storage Systems (ESS). Submit all information requested on the checklist.

Step 2 Fully complete and sign a Building Permit Application form.

Step 3 Complete and sign the Smoke Alarm & Carbon Monoxide Alarm Declaration form (if applicable).

Step 4 Submit all of the required documentation (Step 1 through Step 3) along with a $100 application deposit to the City of Sonoma Building Department (see contact information on the left).

The Building Department will notify you when the documents have been reviewed and approved and the permit is ready to be issued.

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