Almanac note · Rules and licenses
Los Angeles business registration starts with the Office of Finance
Los Angeles business owners usually start with the Office of Finance for a Business Tax Registration Certificate, then check whether the business needs other city permits.
If you are starting a business in the City of Los Angeles, the local tax sign-up usually begins with the Office of Finance. The paper is called a Business Tax Registration Certificate, or BTRC.
Online registration is usually the fastest path. After the form is complete, the business can receive a temporary BTRC or registration number. The permanent certificate is mailed later. That can help when you are lining up banking, leases, vendor forms, or other local steps.
The BTRC is not always the whole story. Some businesses may need other approvals too. Food, tobacco, fire, police, sidewalk, event, short-term rental, building, zoning, and health work can bring in different offices.
Think of it this way: the Office of Finance starts the city business-tax step. The kind of work you do can add more doors. A home-based consultant, small shop, restaurant, salon, contractor, and street vendor can have different next steps.
Before you register, write down the business address, start date, owner type, and what the business actually does. Those details guide the form and help you spot any extra permit path.
Where to see it
Los Angeles Office of Finance business registration and BTRC pages.
Official sources
Official source trail
Reviewed July 3, 2026
California Porch explains the path. The official source is still the place to confirm the current rule, fee, form, map, deadline, or office decision.
Use the official page before you spend money, file paperwork, rely on a deadline, or change a property.
Connected places
Where it fits on the map
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