S.C. Code Ann. § 58-11-490: Inspections of property; audits of records; examinations of officers and employees.

The Office of Regulatory Staff at any reasonable time shall have the right to inspect the property, plant, and facilities of any radio common carrier, and to inspect or audit at reasonable times the accounts, books, papers, and documents of any radio common carrier, and for the purposes herein mentioned are authorized to examine under oath any officer, agent, or employee of such radio common carrier in relation to the business and affairs of such radio common carrier, but written record of the testimony or statement so given under oath shall be made.