Section 20513 - [Effective 1/1/2025] Development and implementation procedures for use of state-of-the-art techniques to identify and remove materially deceptive content(a) Any large online platform shall develop and implement procedures for the use of state-of-the-art techniques to identify and remove materially deceptive content if all of the following conditions are met: (1) The content is reported pursuant to subdivision (a) of Section 20515.(2) The materially deceptive content is any of the following: (A) A candidate for elective office portrayed as doing or saying something that the candidate did not do or say and that is reasonably likely to harm the reputation or electoral prospects of a candidate.(B) An elections official portrayed as doing or saying something in connection with the performance of their elections-related duties that the elections official did not do or say and that is reasonably likely to falsely undermine confidence in the outcome of one or more election contests.(C) An elected official portrayed as doing or saying something that influences an election in California that the elected official did not do or say and that is reasonably likely to falsely undermine confidence in the outcome of one or more election contests.(3) The content is posted during the applicable time period or periods set forth in subdivision (e).(4) The large online platform knows or acts with reckless disregard for the fact that the content meets the requirements of this section.(b) If a post is determined to meet the requirements for removal pursuant to subdivision (a), any large online platform shall remove the post upon that determination, but no later than 72 hours after a report is made pursuant to subdivision (a) of Section 20515 in order to be in compliance with this chapter.(c) Any large online platform shall identify, using state-of-the-art techniques, and remove, upon discovering or being alerted to the posting or reposting of, any identical or substantially similar materially deceptive content that the platform had previously removed pursuant to this chapter, provided that this removal occurs during the applicable time period or periods set forth in subdivision (e).(d)(1) Notwithstanding subparagraph (A) of paragraph (2) of subdivision (a), this section does not apply to a candidate for elective office who, during the time period set forth in subdivision (e), portrays themself as doing or saying something that the candidate did not do or say, if the digital content includes a disclosure stating the following: "This _____ has been manipulated." The blank in this disclosure shall be filled in with whichever of the following terms most accurately describes the media: (2)(A) For visual media, the text of the disclosure shall appear in a size that is easily readable by the average viewer and no smaller than the largest font size of other text appearing in the visual media. If the visual media does not include any other text, the disclosure shall appear in a size that is easily readable by the average viewer. For visual media that is video, the disclosure shall appear for the duration of the video.(B) If the media consists of audio only, the disclosure shall be read in a clearly spoken manner and in a pitch that can be easily heard by the average listener, at the beginning of the audio, at the end of the audio, and, if the audio is greater than two minutes in length, interspersed within the audio at intervals of not greater than two minutes each.(e)(1) Except as provided in paragraph (2), any large online platform shall remove the content to the extent required by subdivisions (a) to (c), inclusive, and any candidate for elective office shall include the disclosure required by subdivision (d), during a period beginning 120 days before an election in California and through the day of the election.(2) If the content described in subdivision (a) depicts or pertains to elections officials, any large online platform shall remove the content to the extent required by subdivisions (a) to (c), inclusive during a period beginning 120 days before an election in California and ending on the 60th day after the election.Added by Stats 2024 ch 261 (AB 2655),s 3, eff. 1/1/2025.