1. The provisions of sections 375.1250 to 375.1275 are supplemental to any other provisions of the laws of this state, and shall not preclude or limit any other powers or duties of the director under such laws, including but not limited to sections 375.1150 to 375.1246.

2. The director may adopt reasonable rules and regulations necessary for the implementation of sections 375.1250 to 375.1275. No rule or regulation promulgated under authority of this section shall become effective unless it has been promulgated pursuant to the provisions of section 536.024.

3. The director may exempt from the provisions of sections 375.1250 to 375.1275 any domestic property and casualty insurer which:

(1) Writes direct business only in this state;

(2) Writes direct annual premiums of two million dollars or less; and

(3) Assumes no reinsurance in excess of five percent of direct premium written.

4. The director may exempt from the provisions of sections 375.1250 to 375.1275 any domestic health organization that:

(1) Writes direct business only in this state; and

(2) Writes direct annual premiums of two million dollars or less; and

(3) Assumes no reinsurance in excess of five percent of direct premium written; or

(4) Is a limited health service organization that covers less than two thousand lives.

5. There shall be no liability on the part of, and no cause of action shall arise against, the director, the department of commerce and insurance or its employees or agents for any action taken by them in the performance of their powers and duties under sections 375.1250 to 375.1275.