SECTION 1.  Section 91 of Chapter 32 of the General Laws, as appearing in the 2018 Official Edition, is hereby amended by inserting after sub-section (e) the following sub-sections:-         

(f) Notwithstanding the provisions of paragraphs (a) to (d), inclusive, any individual who retires from Group IV, who had been employed as either a municipal police officer or firefighter, of any rank, may provide consulting services to one or more municipalities, either individually as a sole proprietor or retained by a corporation or other business entity, for such period of time and for such mutually agreed upon compensation as the municipality deems necessary and appropriate provided such contractual relationship does not involve a conflict of interest in violation of Chapter 268A of the General Laws.              

(g) The restrictions against post-retirement earnings contained in this section shall not apply to a retired member of Group IV that subsequently is selected to serve as either the Secretary of Public Safety and Security, the Undersecretary of Public Safety and Security, or is employed in any capacity for the Municipal Police Training Committee or the Department of Fire Services Academy.