49-30-11. Powers of corporation--Rules and regulations for transmission of messages.Every corporation formed under the provisions of this chapter, and every corporation formed under the laws of any other state or territory or of the United States, owning or operating lines of telegraph or telephone within this state, shall have power to establish reasonable rules and regulations concerning the time and manner in which messages shall be transmitted, and the compensation to be paid therefor. Source: SDC 1939, §52.1311 (8).
South Dakota Legal Code