Roof Replacement Permits in North Bay: How They Work

The three counties at a glance

County office	How a reroof works
Permit Sonoma (unincorporated Sonoma)	Apply with squares, tear-off or resheathing and contract cost; pre-inspection before the new roof, then final (Permit Sonoma)
Napa County (unincorporated Napa)	Online Permit Center, "Online Applications" (Napa County)
Marin County (unincorporated Marin)	Self-service maintenance permit online; fees vary by valuation, see the county's current fee schedule (Marin County)

Every city and county

Updated November 11, 2026. Every incorporated city and town in this area is listed, plus each unincorporated county. A dollar fee is shown only when that jurisdiction publishes a reroof or residential permit fee on an official page or fee schedule; otherwise the table links the official schedule or building department.

Marin County

Jurisdiction	How the permit works	Fee	Source
Belvedere	Full process notes in our Marin permit guide	See official office	Belvedere Planning & Building How-to Guide
Corte Madera	Full process notes in our Marin permit guide	See official office	Town of Corte Madera: acquire a building permit
Fairfax	Full process notes in our Marin permit guide	See official office	Town of Fairfax official website
Larkspur	Full process notes in our Marin permit guide	See official office	City of Larkspur Building Division
Mill Valley	Full process notes in our Marin permit guide	See official office	City of Mill Valley: permit application process
Novato	Full process notes in our Marin permit guide	See official office	City of Novato: residential express permits
Ross	Full process notes in our Marin permit guide	Fees vary by valuation; see the city's current fee schedule (fee schedule)	Town of Ross: permit services
San Anselmo	Full process notes in our Marin permit guide	See official office	Town of San Anselmo Building Division
San Rafael	Full process notes in our Marin permit guide	See official office	City of San Rafael: apply for a building permit
Sausalito	Full process notes in our Marin permit guide	See official office	City of Sausalito Building Division
Tiburon	Full process notes in our Marin permit guide	See official office	Town of Tiburon Building Division
Unincorporated Marin County	Full process notes in our Marin permit guide	Fees vary by valuation; see the county's current fee schedule (fee schedule)	Marin County: permit base fees

Sonoma County

Jurisdiction	How the permit works	Fee	Source
Cloverdale	The city's building department issues reroof permits. Apply through the permit office or the city's online portal.	Fees vary by valuation; see the city's current fee schedule (fee schedule)	City of Cloverdale: forms and fees
Cotati	The city's building department issues reroof permits. Apply through the permit office or the city's online portal.	Fees vary by valuation; see the city's current fee schedule (fee schedule)	City of Cotati: fees and fee estimates
Healdsburg	The Building Division issues building permits. Contact the division or use the city's posted Master Fee Schedule to estimate fees.	Fees vary by valuation; see the city's current fee schedule (fee schedule)	City of Healdsburg: Master Fee Schedule (effective July 1, 2025)
Petaluma	The city's building department issues reroof permits. Apply through the permit office or the city's online portal.	Fees vary by valuation; see the city's current fee schedule (building department)	City of Petaluma Building Division
Rohnert Park	The city's building department issues reroof permits. Apply through the permit office or the city's online portal.	Fees vary by valuation; see the city's current fee schedule (building department)	City of Rohnert Park Building Division
Santa Rosa	A permit is required to replace roofing materials. Apply through the city's Accela Citizen Access portal. If solar panels will be removed and put back, the city requires plans showing layout and anchorage, and the contractor must be licensed for that work.	Fees vary by valuation; see the city's current fee schedule (building department)	City of Santa Rosa: building permits
Sebastopol	The city's building department issues reroof permits. Apply through the permit office or the city's online portal.	Fees vary by valuation; see the city's current fee schedule (fee schedule)	City of Sebastopol fee schedule
Sonoma	The city's building department issues reroof permits. Apply through the permit office or the city's online portal.	Fees vary by valuation; see the city's current fee schedule (building department)	City of Sonoma Building Division
Windsor	The city's building department issues reroof permits. Apply through the permit office or the city's online portal.	Fees vary by valuation; see the city's current fee schedule (fee schedule)	Town of Windsor: fees
Unincorporated Sonoma County	Permit Sonoma residential reroofing: the application asks for the number of squares, whether the job is a tear-off or includes resheathing, and the contract cost. A pre-inspection and a final inspection are part of the process.	Fees vary by valuation; see the county's current fee schedule (building department)	Permit Sonoma: residential reroofing

Napa County

Jurisdiction	How the permit works	Fee	Source
American Canyon	The city's building department issues reroof permits. Apply through the permit office or the city's online portal.	Fees vary by valuation; see the city's current fee schedule (building department)	City of American Canyon Building Division
Calistoga	The city's building department issues reroof permits. Apply through the permit office or the city's online portal.	Fees vary by valuation; see the city's current fee schedule (building department)	City of Calistoga Planning & Building
Napa	The city's building department issues reroof permits. Apply through the permit office or the city's online portal.	Fees vary by valuation; see the city's current fee schedule (building department)	City of Napa Building Division
St. Helena	The city's building department issues reroof permits. Apply through the permit office or the city's online portal.	Fees vary by valuation; see the city's current fee schedule (building department)	City of St. Helena Building Division
Yountville	The city's building department issues reroof permits. Apply through the permit office or the city's online portal.	Fees vary by valuation; see the city's current fee schedule (building department)	Town of Yountville Planning & Building
Unincorporated Napa County	Apply through the Online Permit Center. "Online Applications" are used for residential roof, HVAC, or water heater replacements. Building permits for properties inside cities and towns are handled by those jurisdictions.	Fees vary by valuation; see the county's current fee schedule (fee schedule)	Napa County: building permit process

Class A in unincorporated Sonoma

Permit Sonoma's bulletin B-07 requires a Class A assembly when more than 50% of a roof is re-roofed, and accepts slate, tile, concrete and metal installed per the manufacturer as equivalent (B-07).

Cool roofs

Most of the North Bay is in climate zones 2 and 3, outside the zones where the 2025 Energy Code prescriptively requires a cool roof on a home reroof (CEC 2025 manual).

Every roofer we work with is licensed, insured and highly reviewed by Bay Area homeowners.

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Frequently asked questions

Does Santa Rosa require a permit to reroof?

Yes. The city states a permit is required to replace roofing materials.

What does Permit Sonoma ask for?

Number of squares, whether it's a tear-off or resheathing, and the contract cost, plus a pre-inspection and final.

Is metal accepted as Class A in Sonoma County?

Permit Sonoma's B-07 treats metal installed per the manufacturer as equivalent to Class A.

Sources

Sources reviewed November 11, 2026. Figures are published estimates and official fees, not quotes. Confirm prices, permits and requirements with your contractor and building department. This page is general information, not legal or insurance advice.