Lake County, California · Business and licensing

Check or apply for a business license in Lake County

Check local business license or business tax certificate requirements, the right authority and application options.

2 providers · 2 official links · 1 reviewed requirement · sources checked October 28, 2026

In Lake County, 1 county department and 1 city government publish 2 official links for this service. Reviewed requirements cover eligibility (1).

These are the Lake County providers with a reviewed service link for this task. Other offices may also help, and a provider may serve only part of the county: check each service area. Fees and forms stay on each office’s guide, where their sources are cited.

City government

City of Clearlake — Business licensing information

City of Clearlake

Business license information — City of ClearlakeOfficial instructions

The official source lists “Business Licenses”. Follow the issuing provider's instructions for requirements and availability.

Service area: City of Clearlake

Source & saved evidence

Clearlake municipal government · Clearlake — business licensing discovery (opens in a new tab)

Exact named official link (entrance only; linked contents not reviewed)

Business Licenses

Agent source review: October 28, 2026 · Snapshot 1c6da31260f6cab8

Contacts & sources

County government

County of Lake — economic development guidance

County and city business-license requirementsOfficial instructions

The county guidance distinguishes unincorporated Lake County from Clearlake and Lakeport. Other departments may still require activity or development approvals.

Before you start · 1 requirement & conditions

Eligibility & access: Check activity and development approvals with the listed departments even where no general county business license is required.
Source & saved evidence
Lake County official website · Lake County business startup (opens in a new tab)
Reviewed business licensing instructions
Several County Departments could require approval for business activities and development. These include Community Development, Environment Health, Public Works, and Special Districts. Please contact the County for further details and guidance.
Agent source review: October 16, 2026 · Snapshot 6590628366139474

Source & saved evidence

Lake County official website · Lake County business startup (opens in a new tab)

Reviewed business licensing instructions

Starting a business in the unincorporated areas of Lake County does not require a business license. Businesses located in Clearlake and Lakeport require a business license from the municipality.

Agent source review: October 16, 2026 · Snapshot 6590628366139474

Contacts & sources

Related services in Lake County

Renew a business license

Check or apply for a business license in Lake County

City of Clearlake — Business licensing information

County of Lake — economic development guidance

Related services in Lake County

Check or apply for a business license in other counties