South Dakota Constitution
Article 17 - Corporations.
§ 11 Construction and maintenance of telegraph lines--Controlling interest in competing company prohibited.

§ 11. Construction and maintenance of telegraph lines--Controlling interest in competing company prohibited. Any association or corporation organized for the purpose, or any individual, shall have the right to construct and maintain lines of telegraph in this state and to connect the same with other lines; and the Legislature shall by general law of uniform operation provide reasonable regulations to give full effect to this section. No telegraph company shall consolidate with or hold a controlling interest in the stock or bonds of any other telegraph company owning a competing line, or acquire by purchase or otherwise, any other competing line of telegraph.