The US government agency responsible for tax collection and tax law enforcement. Includes income tax forms, instructions, and agency publications.

All your answers to California Income Tax questions. Provides CA Forms, Instructions, Payment Choices, News Developments, and much more.

This site provides information on Business programs, State Elections, Political Reform, and CA State Archives. It also contains forms and access to public records.

The Board of Equalization collects California state sales and use tax, as well as fuel, alcohol, and tobacco taxes and fees. The site can assist in many of your sales and use tax questions, Special Tax, and Property Tax. Additionally, it includes access to forms and seller's permits.

This site is for California payroll tax related issues. It contains Employment tax information, DE Forms & Publications, and Withholding schedules.