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Taxes for Canadian Businesses in the USA – South Dakota

This is the twenty-second FAQ of this series on taxes for Canadian businesses in the USA.


What state taxes does a Canadian business pay in South Dakota?


Sales Tax

The state sales tax rate in South Dakota is 4.5%. With local taxes, the total sales tax rate is between 4.5% and 7.5%.

Use Tax

The state use tax rate in South Dakota is 4.5%.

Unemployment Insurance (Payroll Tax)

If you have employees working in South Dakota, you must pay unemployment taxes on their gross wages up to the taxable wage base ($15,000 for 2021). The tax rate varies from 0% to 9.5% depending on your experience rating. The tax rate for new employers is 1.2%.

Corporate Income Tax

There is no corporate income tax in South Dakota.


If you remain under certain thresholds in this state, you are not responsible for taxes.

Sales$100,000 or 200 separate transactions

Availability of Treaty Benefits:

Use taxes are often treated as income taxes by the Canadian government when calculating income in Canada and applying for foreign tax credits. Meaning if you pay use tax in the USA but have no net profit, you will not benefit from a tax credit theoretically. The actual application is a bit more complex.

Income taxes in the USA are almost always treated as income taxes by the Canadian government. Thus, in the majority of cases, if you pay tax in the state, you don’t pay tax again in Canada unless the Canadian rate is higher.

If you are considering business in South Dakota, including sales over $100,000 to residents and businesses in South Dakota, please contact a member of the EPR tax team by completing the contact form below. Our tax experts can advise on the best structure to reduce or minimize the impact of the taxes.

Canadian and foreign tax laws are complex and have a tendency to change on a frequent basis. As such, the content published above is believed to be accurate as of the date of this post. Before implementing any tax planning, please seek professional advice from a qualified tax professional. EPR Maple Ridge Langley, Chartered Professional Accountants will not accept any liability for any tax ramifications that may result from acting based on the information contained above.

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