N.J. Stat. § 40:37-168.2
Whenever a group has been or may hereafter be established in accordance with the provisions heretofore set forth, it shall be lawful for the commission, except in counties where a county employees' pension fund operates under the provisions of chapter one hundred sixty, laws of one thousand nine hundred and forty-three (R.S. s. 43:10-18.1 et seq.), and the amendments and supplements thereto, to pay as additional compensation to the individual members of the said group or groups a part of the premium on the said group policy or policies; provided, however, that the portion of the premium thus paid by the commission does not exceed twenty-five per centum (25%); and further provided, that nothing in this act contained shall be construed as compelling the commission to pay any portion of the premium on the said group policy or policies.
N.J.S. § 40:37-168.2