Under the ABC test, a worker is presumed to be an employee unless the company proves that the worker:
(A) Is free from the control and direction of the company in performing work, both practically and in the contractual agreement between the parties; and
(B) Performs work that is outside the usual course of the company’s business; and
(C) Is customarily engaged in an independently established trade, occupation, or business of the same nature as the work performed for the company.
Source: http://Read more: https://www.dir.ca.gov/dlse/faq_independentcontractor.htm