In addition to examinations and investigations expressly authorized, the Commissioner may conduct such investigations of insurance matters as the Commissioner may deem proper, upon reasonable cause, to determine whether any person has violated this title or to secure information useful in the lawful administration of any such provision. Except as otherwise provided in this title, the cost of such investigations shall be borne by the State.

18 Del. C. 1953, § ?321; 56 Del. Laws, c. 380, § ?1; 70 Del. Laws, c. 185, § ?1; 70 Del. Laws, c. 186, § ?1;