Be it enacted by the Senate and House of Representatives
in General Court assembled, and by the authority of the same,
SECTION 1. The second paragraph of section 31A of chapter 111 of the General Laws, as appearing in the 1984 Official Edition, is hereby amended by adding the following sentence:- Motor vehicles owned by the commonwealth or any of its political subdivisions and motor vehicles engaged under contract with the commonwealth in the transportation of garbage or refuse shall be exempt from the provisions of this section; provided, however, that a city or town may recommend to the department of public works, in writing, an alternative route of travel for such motor vehicles whereby the noise or nuisance incident to such travel shall be minimized or abated and said department shall consider such alterations or changes in the travel routes of such motor vehicles as will result in the minimization of such noise or nuisance.
SECTION 2. Section 13 of chapter 159B of the General Laws, as so appearing, is hereby amended by striking out the first sentence and inserting in place thereof the following sentence:- Motor vehicles owned by the commonwealth or any of its political subdivisions and motor vehicles engaged under a contract with the commonwealth or a city or town in the transportation of garbage or refuse shall be subject to section eighteen, but shall be exempt from all other provisions of this chapter.