Tariff as prima facie evidence of reasonableness--Commission certified as true copy

Any tariff, or a certified copy, approved pursuant to § 49-31-1.4 , 49-31-12 , 49-31-12.2 , 49-31-12.4 , or 49-31-12.5 , shall be received in evidence as an official tariff on file with the commission, without further proof. The commission shall certify that the tariff in question is a true copy of the original on file with the commission and that it is currently in effect. The tariff shall, in any suit brought against a company, constitute prima facie evidence that the rates or prices approved thereby are fair and reasonable. Source: SDC 1939, § 52.0216; SDCL, §§ 49-10-4, 49-10-5; SL 1979, ch 307 , § 57; SL 1987, ch 345 , § 56; SL 1988, ch 375 , § 17; SL 1992, ch 328 , § 17.