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CA363 obligations4 jurisdictions

Sonoma compliance requirements

Every filing obligation for small businesses operating in Sonoma, California — federal, state, county, and city-specific.

Breakdown: 106 federal requirements, 220 California state filings, 20 Sonoma County requirements, and 17 Sonoma-specific requirements. Each obligation links to an authoritative source — the official government page where available, or the authorized filing portal or publisher otherwise.

Federal Obligations(106)

1099-NEC Filing — Nonemployee Compensation

ANNUALTAX FILING

Businesses that pay $600 or more to a non-employee (independent contractor, freelancer, etc.) during the year must file Form 1099-NEC with the IRS and provide a copy to the recipient by January 31. Th...

ADA Title III — Accessibility Compliance for Public Accommodations

AS NEEDEDREGISTRATION

Title III of the Americans with Disabilities Act (ADA) requires businesses that are places of public accommodation (restaurants, retail stores, hotels, theaters, medical offices, professional offices,...

ATF Federal Explosives License/Permit

ONE TIMEINDUSTRY LICENSE

Businesses that manufacture, import, deal in, or use explosive materials must obtain a federal explosives license or permit from the Bureau of Alcohol, Tobacco, Firearms and Explosives (ATF). Licenses...

Est. fee: $200 ($200 for a manufacturer/importer/dealer license (3-year term). $100 for a user permit (3-year term). Employee Possessor background check fees may apply separately.)Filing link → (opens in new tab)Source → (opens in new tab)

ATF Form 4473 Firearms Transaction Recordkeeping

AS NEEDEDINDUSTRY LICENSE

All Federal Firearms Licensees (FFLs) must complete and retain ATF Form 4473 (Firearms Transaction Record) for every firearm transaction conducted through the licensee. Per the Bipartisan Safer Commun...

Est. fee: $0 (No fee. Form 4473 is a recordkeeping obligation, not a filing.)Filing link → (opens in new tab)Source → (opens in new tab)

BIS Export Controls — Export Administration Regulations (EAR)

AS NEEDEDPERMIT

Businesses exporting goods, software, or technology from the United States must comply with the Export Administration Regulations (EAR) administered by the Bureau of Industry and Security (BIS). Expor...

Est. fee: $0 (No fee for export license applications. Compliance program costs vary.)Filing link → (opens in new tab)Source → (opens in new tab)

BOI Report — Beneficial Ownership Information

ONE TIMEREGISTRATION

The Corporate Transparency Act requires certain companies to report their beneficial ownership information (BOI) to FinCEN. As of March 2025, FinCEN issued a rule exempting all domestic companies from...

Est. fee: $0 (No filing fee. Filing is done online at boiefiling.fincen.gov.)Filing link → (opens in new tab)Source → (opens in new tab)

BOI Report — Updated Report (Ownership Changes)

AS NEEDEDREGISTRATION

Under the Corporate Transparency Act, reporting companies must file an updated Beneficial Ownership Information (BOI) report with FinCEN within 30 calendar days of any change to previously reported in...

CAN-SPAM Act Compliance

AS NEEDEDREGISTRATION

The CAN-SPAM Act (Controlling the Assault of Non-Solicited Pornography and Marketing Act) applies to all businesses that send commercial email messages — any electronic mail message whose primary purp...

Est. fee: $0 (No filing fee — CAN-SPAM is a compliance-posture obligation with no registration or filing required.)Source → (opens in new tab)

CBP Import Entry — Customs Declaration for Imported Goods

AS NEEDEDTAX FILING

Businesses importing goods into the United States with a value exceeding $2,500 must file an entry with U.S. Customs and Border Protection (CBP). Formal entries require a customs bond and use of a lic...

COBRA Notice Requirements — Continuation of Health Coverage

AS NEEDEDEMPLOYMENT

The Consolidated Omnibus Budget Reconciliation Act (COBRA) requires employers with 20 or more employees who sponsor group health plans to offer continuation coverage to employees and their dependents ...

California State Obligations(220)

AB 2588 Air Toxics Hot Spots Emissions Inventory Report

EVERY 4 YEARSPERMIT

Under the Air Toxics Hot Spots Information and Assessment Act (AB 2588), facilities emitting 10 or more tons per year of criteria air pollutants must submit an emissions inventory report to their loca...

ABC Caterer's License (Type 58)

ANNUALINDUSTRY LICENSE

Catering businesses serving alcohol at client locations must obtain a Type 58 Caterer's Permit from the Department of Alcoholic Beverage Control. Requires a commissary (licensed premises) and allows s...

Est. fee: $725 ($725 annual fee (approximate). Fees vary; check current ABC fee schedule.)Filing link → (opens in new tab)Source → (opens in new tab)

ABC Distilled Spirits Manufacturer License (Type 04)

ONE TIMEINDUSTRY LICENSE

California ABC Type 04 Distilled Spirits Manufacturer license authorizes the distillation and rectification of spirits, and the sale of distilled spirits to wholesalers and on the licensed premises. D...

ABC Off-Sale Beer & Wine License (Type 20) — Original Application

ONE TIMEINDUSTRY LICENSE

California ABC Type 20 Off-Sale Beer and Wine license authorizes a retail establishment (grocery store, convenience store, drug store) to sell beer and wine in sealed containers for off-premises consu...

Est. fee: $105 (Application fee approximately $105. Annual renewal approximately $470.)Filing link → (opens in new tab)Source → (opens in new tab)

ABC Off-Sale General License (Type 21) — Package Store — Original Application

ONE TIMEINDUSTRY LICENSE

California ABC Type 21 Off-Sale General license authorizes a retail store (package store, liquor store) to sell beer, wine, and distilled spirits in sealed containers for off-premises consumption. Req...

Est. fee: $945 (Application fee $945–$16,560 depending on county population tier. Annual renewal $949.)Filing link → (opens in new tab)Source → (opens in new tab)

ABC On-Sale Beer & Wine License (Type 41) — Restaurant — Original Application

ONE TIMEINDUSTRY LICENSE

California ABC Type 41 On-Sale Beer and Wine license authorizes a bona fide eating place (restaurant) to sell beer and wine (no distilled spirits) for on-premises consumption. Lower cost alternative t...

Est. fee: $100 (Application fee approximately $100–$905 depending on county population tier. Annual renewal $400–$900.)Filing link → (opens in new tab)Source → (opens in new tab)

ABC On-Sale General License (Type 47) — Restaurant — Annual Renewal

ANNUALINDUSTRY LICENSE

Annual renewal of the California ABC Type 47 On-Sale General license for restaurants. Renewal must be completed before the license anniversary date to avoid late penalties. Renewal fee varies by count...

Est. fee: $925 (Annual renewal fee $925–$1,450 depending on county population tier.)Filing link → (opens in new tab)Source → (opens in new tab)

ABC On-Sale General License (Type 47) — Restaurant — Original Application

ONE TIMEINDUSTRY LICENSE

California ABC Type 47 On-Sale General license authorizes a bona fide eating place (restaurant) to sell beer, wine, and distilled spirits for consumption on the premises. Required before selling any a...

Est. fee: $6275 (Application fee $6,275–$16,560 depending on county population tier. Annual renewal $925–$1,450.)Filing link → (opens in new tab)Source → (opens in new tab)

ABC Public Premises License (Type 48 — Bar/Tavern)

ANNUALINDUSTRY LICENSE

Bars and taverns where alcohol is the primary revenue source (50%+ of revenue from alcohol sales, not food) must obtain a Type 48 Public Premises license from ABC. Different from Type 47 (restaurant) ...

Est. fee: $1145 ($1,145 annual fee (approximate). Transfer and original issuance fees differ.)Filing link → (opens in new tab)Source → (opens in new tab)

ABC Small Beer Manufacturer License (Type 23) — Brewery/Brewpub

ONE TIMEINDUSTRY LICENSE

California ABC Type 23 Small Beer Manufacturer license authorizes the manufacture of beer (under 60,000 barrels per year) and sale to wholesalers, retailers, and on the licensed premises. Breweries an...

Sonoma County Obligations(20)

Building Permit (Commercial)

AS NEEDEDPERMIT

Any business constructing, altering, or remodeling a commercial building or structure in unincorporated Sonoma County must obtain a building permit from Permit Sonoma. The Building Division reviews, p...

Business Personal Property Statement (Form 571-L)

ANNUALTAX FILING

All businesses located in Sonoma County with taxable business personal property must file an annual Business Property Statement (Form 571-L) with the Sonoma County Clerk-Recorder-Assessor. The stateme...

Est. fee: $0 (No filing fee. However, property tax is assessed on the declared value of business personal property at approximately 1.0-1.25% of assessed value depending on tax rate area.)Filing link → (opens in new tab)Source → (opens in new tab)

Cannabis Business Use Permit

ONE TIMEPERMIT

Any business engaged in commercial cannabis activity (cultivation, manufacturing, distribution, testing, or dispensing) in unincorporated Sonoma County must obtain a Use Permit from Permit Sonoma. Can...

Cannabis Cultivation Annual Inspection and Registration

ANNUALPERMIT

Cannabis cultivators in Sonoma County must register with and submit to annual inspections by the Sonoma County Department of Agriculture/Weights & Measures. The department conducts permits and inspect...

Construction Grading Permit

AS NEEDEDPERMIT

A construction grading permit is required in Sonoma County prior to commencing any construction grading or related work in unincorporated areas, including preparatory land clearing, vegetation removal...

Encroachment Permit (County Right-of-Way)

AS NEEDEDPERMIT

Any business that needs to place or construct a structure, object, or improvement in, under, or over any Sonoma County public right-of-way must obtain an encroachment permit from Permit Sonoma. An enc...

Fictitious Business Name (DBA) Registration

EVERY 5 YEARSREGISTRATION

Any business operating in Sonoma County under a name other than the owner's legal name must file a Fictitious Business Name Statement with the Sonoma County Clerk-Recorder. This includes sole propriet...

Est. fee: $55 ($55 filing fee for one business name and one owner (updated Jan 2026). $9 for each additional business name or owner. Newspaper publication costs are separate and typically range from $30-$80.)Filing link → (opens in new tab)Source → (opens in new tab)

Food Facility Health Permit

ANNUALPERMIT

Any business operating a retail food facility in Sonoma County (in the unincorporated area or cities contracting with the county for environmental health services) must obtain an annual health permit ...

Hazardous Materials Business Plan (HMBP)

ANNUALPERMIT

Businesses in Sonoma County that handle, store, or use hazardous materials above threshold quantities must submit an annual Hazardous Materials Business Plan (HMBP) to Permit Sonoma's Hazardous Materi...

Hazardous Waste Generator Registration

ANNUALPERMIT

Businesses in Sonoma County that generate hazardous waste are required to register as hazardous waste generators with Permit Sonoma's Hazardous Materials Unit and submit a Hazardous Materials Business...

City Obligations(17)

City of Sonoma Building Permit (Commercial Tenant Improvement)

AS NEEDEDPERMIT

Any commercial tenant improvement, new construction, or significant remodel within the City of Sonoma requires a building permit from the City of Sonoma Building Department. This includes structural c...

City of Sonoma Business Tax Certificate

ANNUALREGISTRATION

All businesses operating within Sonoma city limits must obtain an annual Business Tax Certificate (business license) before commencing operations. This applies to all entity types, including out-of-ci...

City of Sonoma Cannabis Business Tax Quarterly Return

QUARTERLYTAX FILING

Cannabis businesses operating within the City of Sonoma that hold a Commercial Cannabis Business Permit must register with the City and file quarterly cannabis business tax returns under Sonoma Munici...

City of Sonoma Commercial Cannabis Business Permit (CCBP)

ANNUALINDUSTRY LICENSE

Any cannabis business operating within the City of Sonoma must obtain a Commercial Cannabis Business Permit (CCBP) under Sonoma Municipal Code Chapter 5.36 (Ordinance 03-2019). The city allows a maxim...

City of Sonoma Design Review Permit

AS NEEDEDPERMIT

Any project requiring a building permit that involves new construction or exterior alterations to an existing structure in the City of Sonoma must receive design review approval before a building perm...

Est. fee: $633 (Design Review (Minor) flat fee: $633 (fee ID PL-22). Design Review (Major) deposit: $1,172 (fee ID PL-23). Landscaping plan review: $390 flat (fee ID PL-24). Modification or extension: $390 flat (fee ID PL-21). Per City of Sonoma 2023-2024 Planning Fee Schedule.)Filing link → (opens in new tab)Source → (opens in new tab)

City of Sonoma Encroachment Permit (Sidewalk Seating / Parklet / Public Right-of-Way)

AS NEEDEDPERMIT

Businesses in the City of Sonoma that wish to place seating, displays, or structures in the public right-of-way — including sidewalk dining areas, parklets using on-street parking spaces, bicycle rack...

Est. fee: $390 (Sidewalk Seating/Outdoor Display Permit (Planning): $390 flat initial fee (fee ID PL-29); $196 annual renewal (fee ID PL-29). Public Works Encroachment Permit fee separate — contact Public Works for current amount. Parklet permit also requires signed Terms and Conditions and insurance. Per City of Sonoma 2023-2024 Planning Fee Schedule.)Filing link → (opens in new tab)Source → (opens in new tab)

City of Sonoma Film / Photo Shoot Permit

AS NEEDEDPERMIT

Any commercial filming or photo shoot taking place within City of Sonoma limits requires a Film Permit from the City prior to the activity. The process takes approximately 15 business days. Requiremen...

City of Sonoma Formula Business Use Permit

ONE TIMEPERMIT

Chain stores, franchises, and other "formula businesses" seeking to operate in the City of Sonoma's Historic District require a Use Permit under Sonoma Municipal Code Section 19.50.035. A formula busi...

Est. fee: $2099 (Use Permit/Exception (Minor) deposit: $2,099 (fee ID PL-06). Use Permit (Conditional, Major) deposit: $11,187 (fee ID PL-07). Actual cost varies as deposits are replenished based on staff time. Public notice fee of $366 per hearing also applies. Per City of Sonoma 2023-2024 Planning Fee Schedule.)Filing link → (opens in new tab)Source → (opens in new tab)

City of Sonoma Home Occupation Administrative Permit

ONE TIMEPERMIT

Businesses operated from a residential dwelling within the City of Sonoma require a Home Occupation Administrative Permit under SMC 19.50.040. The business must be incidental to the residential use, c...

Est. fee: $81 (Flat fee of $81 per the City of Sonoma 2023-2024 Planning Fee Schedule (fee ID PL-26). Subject to annual updates.)Filing link → (opens in new tab)Source → (opens in new tab)

City of Sonoma Music Venue License

ANNUALINDUSTRY LICENSE

Any business operating as a music venue within the City of Sonoma must obtain an annual Music Venue License under Sonoma Municipal Code Chapter 5.34. A music venue is defined as an establishment whose...

Est. fee: $1293 (Annual Music License fee of $1,293 flat (fee ID PL-04) per City of Sonoma 2023-2024 Planning Fee Schedule. Initial application also requires public notice fee of $366 per hearing (fee ID PL-01).)Filing link → (opens in new tab)Source → (opens in new tab)

17,163

Obligations tracked

16,959

Source citations

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