This policy report shows great success on all measures: https://www.taxpolicycenter.org/briefing-book/what-was-experience-california-return-free-tax-filing http

This policy report shows great success on all measures: https://www.taxpolicycenter.org/briefing-book/what-was-experience-california-return-free-tax-filing https://www.taxpolicycenter.org/briefing-book/what-was-exper... Most articles pointing out the lobbying issues are somewhat biased, so I'm struggling to find something objective enough I want to share. It was no secret at the time though, so a little Googling will probably surface some resources to look at.