SECTION 1.  As defined under section 1 of said chapter 176O, a carrier is permitted to enter into a multi-year agreement with an employer concerning the purchase of employer-sponsored health insurance coverage as long as such an agreement comprises no more than x % of a carrier’s total membership or x % of accounts in force.

SECTION 2.   All agreements between carriers and employers for the purchase of employer-sponsored health insurance coverage are subject to the authority of the division of insurance concerning carriers, including but not limited to chapter 175; a nonprofit hospital service corporation organized under chapter 176A; a nonprofit medical service corporation organized under chapter 176B; a health maintenance organization organized under chapter 176G; and an organization entering into a preferred provider arrangement under chapter 176I, but not including an employer purchasing coverage or acting on behalf of its employees or the employees of one or more subsidiaries or affiliated corporations of the employer.

SECTION 3.  This Act shall take effect on July 1, 2009.