Sales taxes are based on a percentage of the selling price of a product or service. Each country has its own rules and regulations regarding sales taxes and may refer to it using different names such as GST (goods and services tax) or VAT (value added tax). This sales tax calculator can be used to calculate the sales tax amount, sales tax rate, net amount or gross amount by entering any two of these value.
If you need further information on the calculation of sales taxes, this is more fully discussed in our sales taxes in accounting tutorial.
The Excel sales tax calculator available for download below, is in fact six calculators in one. Depending on whether the sales tax rate, net amount, sales tax amount, or gross amount are known, by choosing the appropriate calculator, and entering two of the values, the sales tax calculator will work out the remaining two unknown amounts.
To use the calculator enter the details as follows:
Choose a Calculator
Decide which of the two values from sales tax rate, net amount, sales tax amount, or gross amount are known and choose the appropriate calculator. In each of the calculators, the term net refers to the amount excluding sales tax, and the term gross refers to the amount including sales tax. The calculators function independently of each other.
1. Calculate Tax and Gross Amount
Enter the tax rate percentage and the net amount. The sales tax calculator calculates the tax amount and the gross amount.
2. Calculate Tax and Net Amount
Enter the tax rate percentage and the gross amount. The tax calculator calculates the net amount and the tax amount.
3. Calculate Tax Rate and Net Amount
Enter sales tax amount and gross amount. The sales tax calculator calculates the sales tax rate percentage and the net amount.
4. Calculate Tax Rate and Gross Amount
Enter net amount and sales tax amount. The tax calculator calculates the sales tax rate percentage and the gross amount.
5. Calculate Tax and Tax Rate
Enter net amount and gross amount. The sales tax calculator calculates the sales tax rate percentage and the tax amount.
6. Calculate Net and Gross Amount
Enter the sales tax rate percentage and tax amount. The sales tax calculator calculates the net amount and the gross amount.
Sales Tax Calculator Download
The sales tax calculator spreadsheet is available for download in Excel format by following the link below.
The sales tax calculator is one of many financial calculators used in bookkeeping and accounting, discover another at the links below.
- Present Value of Annuity Due Calculator
- Chain Discount Calculator
- Declining Balance Depreciation Schedule Calculator
Users use this sales tax calculator at their own risk. We make no warranty or representation as to its accuracy and we are covered by the terms of our legal disclaimer, which you are deemed to have read. This is an example of a sales tax converter that you might use when considering how to determine sales tax. It is purely illustrative. This is not intended to reflect general standards or targets for any particular business, company or sector. If you do spot a mistake in this sales tax rate calculator, please let us know and we will try to fix it.
About the Author
Chartered accountant Michael Brown is the founder and CEO of Plan Projections. He has worked as an accountant and consultant for more than 25 years and has built financial models for all types of industries. He has been the CFO or controller of both small and medium sized companies and has run small businesses of his own. He has been a manager and an auditor with Deloitte, a big 4 accountancy firm, and holds a BSc from Loughborough University.