Kan. Stat. § 66-101c
Every electric public utility doing business in Kansas over which the commission has control shall publish and file with the commission copies of all schedules of rates and shall furnish the commission copies of all rules and regulations and contracts between electric public utilities pertaining to any and all jurisdictional services to be rendered by such electric public utilities. The commission shall have power to prescribe reasonable rules and regulations regarding the form and filing of all schedules of rates and all rules and regulations of such electric public utilities, including such protection of confidentiality as requested by the electric public utility, and the utility's suppliers and customers, for contracts entered into by them, and as the commission determines reasonable and appropriate.
K.S.A. 66-101c