Cal. Civil Code § 1798.99.20

For purposes of this section: (a) (1) “Content” means statements or comments made by users and media that are created, posted, shared, or otherwise interacted with by users on an internet-based service or application. (2) “Content” does not include media put on a service or application exclusively for the purpose of cloud storage, transmitting files, or file collaboration. (b) “Social media platform” means a public or semipublic internet-based service or application that has users in California and that meets both of the following criteria: (1) (A) A substantial function of the service or application is to connect users in order to allow users to interact socially with each other within the service or application. (B) A service or application that provides email or direct messaging services shall not be considered to meet this criterion on the basis of that function alone. (2) The service or application allows users to do all of the following: (A) Construct a public or semipublic profile for purposes of signing into and using the service or application. (B) Populate a list of other users with whom an individual shares a social connection within the system. (C) Create or post content viewable by other users, including, but not limited to, on message boards, in chat rooms, or through a landing page or main feed that presents the user with content generated by other users. (c) “Public or semipublic internet-based service or application” does not include a service or application used to facilitate communication with a business or enterprise among employees or affiliates of the business or enterprise, provided that access to the service or application is restricted to employees or affiliates of the business or enterprise using the service or application. (d) “User” means a person with an account on a social media platform. (e) “Violent post” means content on a social media platform that contains a true threat against a specific person that is not protected by the First Amendment to the United States Constitution.