South Dakota Codified Laws — Title 10 (Taxation)
SDCL § 10-37-1 — Common carriers subject to tax
Every person, copartnership, association, limited liability company, corporation, or syndicate engaged in the business of transporting or transmitting gas, gasoline, oils, carbon dioxide, or motor fuels by means of pipelines as a common carrier, whether such pipelines be owned or leased, shall be taxed as herein provided.
Source: official text