Be it enacted by the Senate and House of Representatives in General Court assembled, and by the authority of the same, as follows:

SECTION 1. Notwithstanding any general or special law to the contrary, the percentage of contribution of the city of Brockton to the health insurance premiums of its retirees shall not exceed 75 per cent, but the percentage of contribution of the city of Brockton to the health insurance premiums of retirees who as of the effective date of this act are 65 years of age and older and have household incomes of 200 per cent of the federal poverty level or lower shall not be reduced below the per cent contribution for health insurance made to such retirees before the effective date of this act.

SECTION 2. This act shall take effect as of June 30, 2003.