The Commission may, as often as it deems necessary, investigate and examine the affairs, business, premises and records of any person licensed or required to be licensed under this chapter or any person who may be violating § 6.2-1801. Examinations of licensees shall be conducted at least once in each three-year period. In the course of such investigations and examinations, the owners, members, officers, directors, partners, and employees of such person being investigated or examined shall, upon demand of the person making such investigation or examination, afford full access to all premises, books, records, and information that the person making such investigation or examination deems necessary. For the foregoing purposes, the person making such investigation or examination shall have authority to administer oaths, examine under oath all the aforementioned persons, and compel the production of papers and objects of all kinds.