(1) Any contract providing benefits payable in variable amounts delivered or issued for delivery in this state shall contain a statement of the essential features of the procedures to be followed by the insurance company in determining the dollar amount of the variable benefits.
(2) Any contract under which the benefits vary to reflect investment experience, including a group contract and any certificate in evidence of variable benefits issued thereunder, shall state that the dollar amount will so vary and shall contain on its first page a statement to the effect that the benefits thereunder are on a variable basis.