The IRS allows for a deduction of sales and use tax paid as an option for those who itemize their deductions, letting them choose between deductions for state. The Taxpayer Transparency and Fairness Act of , which took effect July 1, , restructured the State Board of Equalization and separated its functions. The rates display in the files below represents total Sales and Use Tax Rates ( state, local, county, and district where applicable). Jerry Brown last fall, online retailers will begin collecting state sales tax later this year. But that doesn't help the California Franchise Tax Board. The adopteesofcolor.org California Sales Tax Calculator is a powerful tool you can use to quickly calculate local and state sales tax for any location in California. Determine the amount of optional state and local income tax or sales tax you can claim on Schedule A of Form with the IRS Sales Tax Calculator. Sales Tax Rate Changes; Nov 19, | Gail Cole UPDATE, Several California sales tax rates changed on April 1, UPDATE, Several. Calculating your California car tax could be a tricky proposition. As one to the most January 27, Calculating your We'll try to help you know what you are looking at as far as spending after the sale price of the car. Depending on the . California, despite a 1 percent reduction in its sales tax rate that took effect July 1, Table 1: State and Local Sales Tax Rates, As of January 1, . in this version is slightly different than past versions of this calculation.