Starting a business in California is not one single filing. The useful way to approach it is as a sequence: decide where and how you will operate, choose the structure, identify the registrations that apply, then confirm local permits and tax obligations.
Start with the place, not the paperwork
California’s small-business guidance puts location first because your operating address affects zoning, taxes, permits and local rules. A home-based business and a storefront may have very different local requirements.
Choose the structure before you file
A sole proprietorship is different from an LLC, corporation or partnership. Entity filings with the California Secretary of State apply to certain structures, while sole proprietors generally do not file a business entity there.
Your business name can create another local step
If you use a business name that triggers California fictitious-business-name requirements, the filing is handled locally rather than by the Secretary of State. The exact process depends on the county or city.
Licenses and permits depend on the business
Most local governments require some form of business licensing, and professional or activity-specific permits may also apply. The correct path depends on what you do and where you do it.
Selling physical products changes the tax path
California generally requires registration for a seller’s permit when a business sells tangible personal property in the state. Verify the current rules with the California Department of Tax and Fee Administration before selling.
Rules change and business facts matter. Confirm current requirements with the official agency for your location and activity.