This calculator helps residents and businesses in California compute the local sales tax based on the current rates. It's designed to ease the process of calculating taxes on purchases within the state.
Calculate Your Sales Tax
Results
Data Source and Methodology
All calculations are based on the most recent data available from the California Department of Tax and Fee Administration. Visit their website for more details. All calculations are strictly based on the formulas and data provided by this source.
The Formula Explained
The formula used to calculate the sales tax is:
\( \text{Total Amount} = \text{Amount} + \text{Tax Amount} \)
Glossary of Terms
- Amount: The initial price before the tax is applied.
- Tax Rate (%): The percentage of the sales tax applicable.
- Tax Amount: The calculated tax based on the amount and tax rate.
- Total Amount: The total cost including the initial price and the tax.
Frequently Asked Questions (FAQ)
What is sales tax?
Sales tax is a consumption tax imposed by the government on the sale of goods and services.
How do I find the correct tax rate?
Tax rates vary by location and type of goods. Refer to the California Department of Tax and Fee Administration for the most accurate rates.
Why is sales tax important?
Sales tax is a significant source of revenue for state and local governments, funding essential services like education and infrastructure.
Can sales tax rates change?
Yes, sales tax rates can change based on legislation or local measures. Always check for the most current rates.
Formula (LaTeX) + variables + units
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{taxAmount.toFixed(2)}`; document.getElementById('total-amount').textContent = `
\( \text{Tax Amount} = \text{Amount} \times \frac{\text{Tax Rate}}{100} \) \( \text{Total Amount} = \text{Amount} + \text{Tax Amount} \)
- T = property tax (annual or monthly depending on input) (currency)
- Visit their website for more details. — cdtfa.ca.gov · Accessed 2026-01-19
https://www.cdtfa.ca.gov/
Last code update: 2026-01-19
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