At least thirty days prior to the intended date of sale of any business in this state which (1) employs twenty-five or more employees and (2) has retirees from such employment who are receiving health or life insurance benefits, or both, from such former employer, the chief executive of such business shall mail or deliver to each such retiree written notice stating what the status of the retiree’s health and life insurance benefits will be after such sale. A copy of such notice shall be mailed or delivered at the same time to the Labor Commissioner.