^[PDF] Proposition 26: Allows In-Person Roulette, Dice Games, Sports Wagering on Tribal Lands. Initiative Constitutional Amendment and Statute.

For example, cardrooms may earn less revenue if they are negatively impacted by the new civil enforcement method. This could reduce the taxes and fees they pay to the cities where they are located. „ The effects on most local governments would likely not be large.
https://lao.ca.gov/handouts/crimjust/2022/Proposition-26-081022.pdf

How Have Past Stock Market Downturns Affected Income Tax Revenue? [EconTax Blog]

Mar 9, 2026 - March 9, 2026 Chas Alamo State Budget Is Heavily Reliant on Stock Market Earnings. California 's progressive income tax system is heavily reliant on stock market earnings because the state has concentrated its tax collections among high-income earners whose incomes are most tied to the stock market through capital gains, equity compensation, and investment returns.
https://lao.ca.gov/LAOEconTax/Article/Detail/852

How Have Past Stock Market Downturns Affected Income Tax Revenue? [EconTax Blog]

Mar 9, 2026 - March 9, 2026 Chas Alamo State Budget Is Heavily Reliant on Stock Market Earnings. California 's progressive income tax system is heavily reliant on stock market earnings because the state has concentrated its tax collections among high-income earners whose incomes are most tied to the stock market through capital gains, equity compensation, and investment returns.
https://lao.ca.gov/LAOEconTax/article/Detail/852

The 2026-27 Budget: California's Fiscal Outlook

Nov 19, 2025 - This year, for example, our outlook reflects our best estimates of the effects of H.R. 1: One Big Beautiful Bill Act on the state budget but does not make assumptions about future federal policy changes.
https://lao.ca.gov/Publications/Report/5091

Online sports wagering. [Ballot]

Oct 20, 2021 - This tax is applied to the amount a person bets. Additionally, the measure authorizes DOSBC to take va rious enforcement actions, including requiring people making such bets to register with DOSBC, requiring entities illegally offering online sports wagering to disclose the names of people who make wagers with them, and blocking access to illegal sites accepting sports wagers.
https://lao.ca.gov/BallotAnalysis/Initiative/2021-017

^[PDF] Proposition 27: Allows Online and Mobile Sports Wagering Outside Tribal Lands. Initiative Constitutional Amendment and Statute.

The increase would depend mostly on how sports betting is regulated—such as the number of sports betting licenses approved, the type and number of betting options and events offered, and how much state enforcement is done.
https://lao.ca.gov/handouts/crimjust/2022/Prop-27-081022.pdf

^[PDF] Authorizing Online Poker In California: Issues For Consideration

Revenue generated from (1) existing players betting more than they otherwise would or (2) individuals that currently do not play online poker would be offset, to an unknown extent, by a reduction in existing state revenues.
https://lao.ca.gov/handouts/crimjust/2015/Authorizing-Online-Poker-California-Issues-Consideration062415.pdf

The 2018-19 Budget: California Earned Income Tax Credit Education and Outreach

May 8, 2018 - Historically, the state has not provided funding for these specific activities, which include: Maintaining websites with information about the EITC, providing free online tax preparation services, and hosting online calculators to help individuals estimate their EITC benefits.
https://lao.ca.gov/Publications/Report/3826

^[PDF] Online sports wagering.

This tax is applied to the amount a person bets. Additionally, the measure authorizes DOSBC to take various enforcement actions, including requiring people making such bets to register with DOSBC, requiring entities illegally offering online sports wagering to disclose the names of people who make wagers with them, and blocking access to illegal sites accepting sports wagers.
https://lao.ca.gov/ballot/2021/210494.pdf

^[PDF] Authorizing Online Poker in California

Various Factors Could Impact Player Participation in Legal Online Poker 11L E G I S L A T I V E A N A L Y S T ’ S O F F I C E April 23, 2014 LAO 70 YEARS OF SERVICE  State Revenues From Redirecting Wagering From Illegal Websites  Several studies estimate that illegal websites receive roughly $300 million to $400 million in gross revenue from Californians
https://lao.ca.gov/handouts/education/2014/Authorizing-Online-Poker-in-California-042314.pdf