Although the County of Riverside does not have a business license program, if you are conducting business as defined in Ordinance No. 857 within the unincorporated areas of the County of Riverside you are required to register for a Business (Stormwater) Registration for stormwater compliance.
If you are planning to conduct business in the City of Riverside you must obtain a City of Riverside business license, also referred to as a business tax.
City or county requirements: Almost every city and county in California, with the exception of some unincorporated areas, requires that businesses have a general licence to operate. First, contact your local city or county clerk's office for guidance and more information.
California doesn't necessarily require all businesses (of any structure) to obtain a license. While the state doesn't issue or require a business operating license, it regulates and requires licenses or permits for some business activities.
California Secretary of State (SOS) filing Limited partnerships, corporations, and limited liability companies (LLCs) are all legally required to register within California. Only sole proprietorships are exempt. To register your business, visit the California Secretary of State's business entity filings portal.