The Department shall administer and enforce the provisions of this chapter. In addition to the powers and duties otherwise conferred by the law, the Director shall have the powers and duties of a regulatory board as contained in §§ 54.1-201 and 54.1-202 and shall have the power and duty to:
1. Promulgate regulations necessary for the reasonable administration of this chapter in accordance with the Administrative Process Act (§ 2.2-4000 et seq.). Such regulations shall include, but not be limited to, the establishment of minimum qualifications for the operators of polygraphs and other detection devices;
2. Charge each applicant for licensure and for renewals of licensure a nonrefundable fee subject to the provisions of § 54.1-113 and subdivision A 4 of § 54.1-201; and
3. Conduct investigations to determine the suitability of applicants for licensure and to determine the licensee’s compliance with applicable statutes and regulations.