All acquisition expenses in connection with the solicitation of subscribers to a dental, health care, medical, or vision service plan and administration costs including salaries paid to officers of the corporations, if any, shall at all times be subject to inspection by the Commissioner of Insurance. (1941, c. 338, s. 11; 1943, c. 537, s. 6; 1961, c. 1149; 2021-169, s. 1.)