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Colusa County, California · Business and licensing

Check or apply for a business license in Colusa County

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

2 providers · 2 official links · 3 reviewed requirements · sources checked October 28, 2026

In Colusa County, 1 county department and 1 city government publish 2 official links for this service. Reviewed requirements cover eligibility (1), deadlines (1) and documents (1). 1 provider publishes reviewed fee items and 1 provider lists forms on their guides.

These are the Colusa 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 Colusa — Business licensing information

City of Colusa

Business license information — City of Colusa (opens in a new tab)Official instructions

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

Service area: City of Colusa

Source & saved evidence

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

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

Business License

Agent source review: October 28, 2026 · Snapshot afffec6555ba83f5

Contacts & sources

County government

Tax Collector

County business-license requirements and application resources (opens in a new tab)Official instructions

Check Chapter 10 for businesses requiring a county license outside incorporated city limits. The county provides standard, temporary and transfer application resources.

Service area: Businesses licensed under Colusa County Code Chapter 10 outside incorporated city limits.

Before you start · 3 requirements & conditions
Eligibility & access
Chapter 10 county licensing applies to covered businesses outside incorporated city limits.
Source & saved evidence

Colusa County official website · Colusa County — business licensing discovery (opens in a new tab)

Reviewed business licensing instructions

It shall be unlawful for any person to maintain, conduct, carry on, or commence to maintain, conduct or carry on within the county, and outside the limits of any incorporated city thereof, any business for which a license is required by Colusa County Code Chapter 10, without first having obtained a license to do so as provided in Chapter 10.

Agent source review: October 16, 2026 · Snapshot ee3a30b3d3af1a3d

Deadlines
The posted license year is January–December. Check the stated January 1/February 1 dates and Chapter 10 fees with the county.
Source & saved evidence

Colusa County official website · Colusa County — business licensing discovery (opens in a new tab)

Reviewed business licensing instructions

Licenses are valid from January 1st to December 31st each year. New licenses are due on January 1st and become delinquent on February 1st. Fees vary, please see Colusa County Code Chapter 10 below or call office for details.

Agent source review: October 16, 2026 · Snapshot ee3a30b3d3af1a3d

Information & documents
Include the workers compensation declaration, zoning verification and stormwater drainage compliance with the application.
Source & saved evidence

Colusa County official website · Colusa County — business licensing discovery (opens in a new tab)

Reviewed business licensing instructions

*Please note: 1) Worker’s Compensation Declaration, 2) Verification of Zoning and 3) Stormwater Drainage Compliance must be included with submission of Business License Application.

Agent source review: October 16, 2026 · Snapshot ee3a30b3d3af1a3d

Source & saved evidence

Colusa County official website · Colusa County — business licensing discovery (opens in a new tab)

Reviewed business licensing instructions

It shall be unlawful for any person to maintain, conduct, carry on, or commence to maintain, conduct or carry on within the county, and outside the limits of any incorporated city thereof, any business for which a license is required by Colusa County Code Chapter 10, without first having obtained a license to do so as provided in Chapter 10.

Agent source review: October 16, 2026 · Snapshot ee3a30b3d3af1a3d

Contacts & sources · 2 fees published by this office · 3 forms

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