(a) The Administrator, if he or she has reasonable cause to believe that any licensee or other person has violated any of the provisions of this chapter, may make such investigation as he or she shall deem necessary, and, to the extent necessary for this purpose, the Administrator or his or her authorized representative may examine the licensee or any other person and shall have the power to compel the production of all relevant books, records, and documents.
(b) Any buyer having reason to believe that this chapter has been violated with respect to this retail installment contract may file with the Administrator a written complaint setting forth the details of the alleged violation.
(c) The Administrator may issue subpoenas to compel the attendance of witnesses and the production of books, records, documents, and other evidence before him or her in any matter over which he or she has jurisdiction, control, or supervision pertaining to this chapter. The Administrator shall have the power to administer oaths and affirmations to any person whose testimony is required.