(A) Subject to approval of the commission, the Office of Regulatory Staff may require any telephone utility to file annual reports in such form and of such content as the Office of Regulatory Staff may require and special reports concerning any matter about which the Office of Regulatory Staff is authorized to inquire or to keep itself informed or which it is required to enforce. All reports shall be under oath when required by the Office of Regulatory Staff.

(B) A copy of all reports filed with the commission also must be provided to the Office of Regulatory Staff.