California Code, Labor Code - LAB § 2779

(1) Neither individual is subject to control and direction by the other, in connection with the performance of the work, both under the contract for the performance of the work and in fact.

(2) Each individual has the ability to negotiate their rate of pay with the other individual.

(3) The written contract between both individuals specifies the total payment for services provided by both individuals at the single-engagement event, and the specific rate paid to each individual.

(4) Each individual maintains their own business location, which may include the individual's personal residence.

(5) Each individual provides their own tools, vehicles, and equipment to perform the services under the contract.

(6) If the work is performed in a jurisdiction that requires an individual to have a business license or business tax registration, then each individual has the required business license or business tax registration.

(7) Each individual is customarily engaged in the same or similar type of work performed under the contract or each individual separately holds themselves out to other potential customers as available to perform the same type of work.

(8) Each individual can contract with other businesses to provide the same or similar services and maintain their own clientele without restrictions.