South Dakota Codified Laws
Chapter 64 - Collection Of Sales Taxes From Out-Of-State Sellers
Section 10-64-2 - Certain sellers located outside of state required to collect and remit sales taxes--Criteria.

10-64-2. Certain sellers located outside of state required to collect and remit sales taxes--Criteria.
Notwithstanding any other provision of law, any seller selling tangible personal property, products transferred electronically, or services for delivery into South Dakota, who does not have a physical presence in the state, is subject to chapters 10-45 and 10-52, shall remit the sales tax and shall follow all applicable procedures and requirements of law as if the seller had a physical presence in the state, provided the seller meets either of the following criteria in the previous calendar year or the current calendar year:
(1)The seller's gross revenue from the sale of tangible personal property, any product transferred electronically, or services delivered into South Dakota exceeds one hundred thousand dollars; or
(2)The seller sold tangible personal property, any product transferred electronically, or services for delivery into South Dakota in two hundred or more separate transactions.

Source: SL 2016, ch 70, ยง1, eff. May 1, 2016.