 On December 17, 2019, the American Society of Journalists and Authors and the National Press Photographers Association filed suit in United States District Court for the Central District of California, Western Division claiming the law unconstitutionally singled out freelance journalists by limiting the amount of work they can produce for any single publisher, unlike any other job category listed as "professional services".Uber and Postmates filed a similar suit at the end of December 2019, challenging that the law denies equal protection due to the what types of jobs were exempted or not.Organizers expected AB5 to lead to the growth of labor unions.