Any entity wishing to object to an initial tariff filed pursuant to this Chapter may file objections with the Commission's Court Clerk within fifteen (15) days after the proposed tariff is filed. Any such objection shall comply with the requirements of OAC 165:5, the Commission's Rules of Practice, and this Chapter, and must contain a specific description of the basis for the objection and all information necessary to allow evaluation of the objection. The objecting entity shall promptly serve its objection on the OSP which filed the proposed initial tariff, the Director of the Public Utility Division and the Oklahoma Attorney General.
Okla. Admin. Code § 165:57-7-7