^[PDF] Proposition 39 (2012)

Corporate Tax Basics 2L E G I S L A T I V E A N A L Y S T ’ S O F F I C E January 20, 2016  Many Changes to Corporate Tax Law During Recession  Short-term measures to increase tax revenue and help the state budget.  Some such actions reduced tax revenue over the longer term.  “Optional Single Sales Factor”  The February 2009
https://lao.ca.gov/handouts/econ/2016/Proposition-39-012016.pdf

^[PDF] California Spending Plan 2004-05: The Budget Act and Related Legislation

Tax Amnesty The adopted budget enacts a tax amnesty program that applies to major General Fund taxes—the personal income tax, corporation tax, and sales and use tax. The amnesty program will occur during the period February 1, 2005 through March 31, 2005, and apply to tax years prior to 2003.
https://lao.ca.gov/2004/spend_plan_04/0904_spend_plan.pdf

2005 Initiative Analysis: The California Deficit Prevention Act (version 4)

This measure requires that a tax measure be subject to the two-thirds vote requirement if it results in a tax increase for any individual taxpayer—regardless of whether it raises or lowers aggregate taxes.
https://lao.ca.gov/ballot/2005/050039.htm

LAO Economy and Taxes

LAO Economy and Taxes (916) 319-8365 Sales and Excise Taxes and Demographics Publications Economy and Taxes To browse all LAO publications, visit our Publications page. All
https://lao.ca.gov/Policy-Areas?areaId=8&category=0&year=0&page=25

^[PDF] California Update: Superior Court Invalidates Proposition 98 Funding Shifts

Offsetting this loss was an $82 mil- lion gain in personal income tax revenues. The majority of this gain, however, is attrib- uted to continued processing delays of tax refunds atthe Franchise Tax Board, and should be offset in the coming months.
https://lao.ca.gov/1993/reports/cal_update_superior_court_invalidates_prop_98_59_1193.pdf

California Spending Plan, Chapter 1

Other tax provisions include a one-time increase in the personal income tax dependent c redit, the restoration of a nonrefundable and income-limited renters' credit, an increase in senior citizens' tax relief, and various targeted business tax reductions.
https://lao.ca.gov/1998/1098_spending_plan/1098_spending_plan_chapter_1.html

LAO Economy and Taxes

LAO Economy and Taxes (916) 319-8365 Sales and Excise Taxes and Demographics Publications Economy and Taxes To browse all LAO publications, visit our Publications page. All
https://lao.ca.gov/Policy-Areas?areaId=8&category=0&year=0&page=20

LAO Economy and Taxes

LAO Economy and Taxes (916) 319-8365 Sales and Excise Taxes and Demographics Publications Economy and Taxes To browse all LAO publications, visit our Publications page. All
https://lao.ca.gov/Policy-Areas?areaId=8&category=0&year=0&page=16

LAO Economy and Taxes

LAO Economy and Taxes (916) 319-8365 Sales and Excise Taxes and Demographics Publications Economy and Taxes To browse all LAO publications, visit our Publications page. All
https://lao.ca.gov/Policy-Areas?areaId=8&category=0&year=0&page=18

LAO Economy and Taxes

LAO Economy and Taxes (916) 319-8365 Sales and Excise Taxes and Demographics Publications Economy and Taxes To browse all LAO publications, visit our Publications page. All
https://lao.ca.gov/Policy-Areas?areaId=8&category=0&year=0&page=19