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Fees, Permits & Licenses

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Fees, Permits & Licenses

Fees, Permits & Licenses for Ontario Businesses

If you’re starting a business in Ontario, California, it’s important to remember that most businesses need some sort of permit or license, and there may also be fees associated to a new business. The following information has been compiled for establishing a business in the City of Ontario.

While many licenses and permits apply to most businesses, not all licenses and permits apply to all businesses. Additional licenses and/or permits may be required depending on the nature and location of business operations. If you have questions on how to register a business in Ontario or whether or not your business requires a particular permit or license, we’ve provided contact information below.

City of Ontario Business License

All businesses within the City of Ontario are required to obtain, maintain and conspicuously post a City of Ontario Business License.

Ontario Zoning and Building Code Compliance

Confirm Ontario zoning, use and building code compliance with the City of Ontario Planning and Building Departments prior to signing leases or sales agreements, as well as before making any exterior or interior alterations. The assistance of additional City agencies and departments may also be necessary to confirm compliance and necessary licenses and permits.

Fictitious Name or Doing Business As (DBA)

A business under a name other than the owner's/owners' legal given name or initials must file a Fictitious Name Statement with the San Bernardino County Clerk's Office.

Legal Structure Registration

Registration with the State of California is required of all businesses with corporation or limited partnership legal structure. "C" Corporations, Subchapter "S" Corporations and Limited Liability Companies (LLC) should register with the Secretary of State, Corporation Filing Division. Partnerships should register with the Secretary of State, Limited Partnerships Division.


The State of California requires permits and/or licenses specific to particular businesses and professions. This website assists you in finding appropriate permit information for your business. It also provides contact information for the various agencies that administer and issue these permits.