California Codes, Civil Code - CIV, Division 4 — General Provisions, Part 1 — Relief, Title 4 — Uniform Single Publication Act, Section 3425.3
No person shall have more than one cause of action for damages for libel or slander or invasion of privacy or any other tort founded upon any single publication or exhibition or utterance, such as any one issue of a newspaper or book or magazine or any one presentation to an audience or any one broadcast over radio or television or any one exhibition of a motion picture. Recovery in any action shall include all damages for any such tort suffered by the plaintiff in all jurisdictions.
Notes
Limits a plaintiff to one cause of action for libel, slander, invasion of privacy, or another tort based on a single publication, exhibition, or utterance, including a newspaper issue, book, broadcast, or film showing. Recovery in that action must include all damages from the tort suffered by the plaintiff in every jurisdiction.
Use as reference
Lexinter.net | California Code, Civil Code - CIV § 3425.3 | https://laws.lexinter.net/codes/california/civil-code/division-4/part-1/title-4/section-3425-3