49-31-12.2. Duties of regulated companies concerning publication and filing of rates or prices. Any telecommunications company subject to this chapter for noncompetitive and emerging competitive telecommunications services shall:

(1) Print and keep for public inspection in a convenient and publicly accessible place, its tariff showing the rates or prices for telecommunications services offered by the company which are in force at the time;

(2) Not increase published rates or prices for noncompetitive telecommunications services except after thirty days' notice to the commission and to the public. The notice shall state the proposed increase and the proposed effective date of the increase. After thirty days' notice the increase may go into effect subject to suspension, refund or both, pursuant to § 49-31-12.4 or 49-31-12.5, whichever is applicable. A company need only notify the commission of any reduction in rates or prices for telecommunications services before the effective date of the reduction and publish the appropriately amended tariff and notice required in subdivision (1) of this section;

(3) Except as provided for in subdivision (2) of this section, not deviate from any of its current published rates; and

(4) Upon request of the commission, file with the commission copies of any contracts, agreements or arrangements with other companies that are affected by the provisions of this chapter.Source: SDC 1939, § 52.0212; SDCL, §§ 49-10-10, 49-10-17; SL 1979, ch 307, §§ 61, 64; SL 1987, ch 345, § 57; SL 1988, ch 375, § 18; SL 1992, ch 328, § 18.