| Get a Business License To help provide for the services and maintenance of public facilities utilized by businesses, the City of Rocklin established an ordinance (5.04.060) that requires every business within the City to be licensed and to pay the business license tax, as set forth in the ordinance. If you are planning on opening a business located in the City of Rocklin, or doing business within the City’s limits, you must obtain a business license. Click on the links below to get the forms for a business license. My business is... | | Renew a Business License Businesses located in Rocklin may now renew business licenses online up to 30 days prior to the license expiration. Locate the Account # and PIN # on your renewal form and login below.  Business License Online Renewal | Who may not renew online? Renewals cannot be processed online if the business has changed ownership, relocated, requires a massage permit, or is located outside the City of Rocklin. | |