Be it enacted by the Senate and House of Representatives
in General Court assembled, and by the authority of the same,
SECTION 1. Chapter 40 of the General Laws is hereby amended by inserting after section 39J the following section:-
Section 39J 1/2. No local body shall charge for water or sewer services on a descending unit rate basis. For the purposes of this section a local body shall be a city, town, district, commission or other political subdivision or instrumentality of the commonwealth responsible for providing by itself or through an officer, board, department or division thereof local water supply or local sewer services; except as otherwise expressly provided herein, in any case where local water supply or local sewer services within the territorial boundaries of a local body are provided in whole or in part by a political subdivision or public instrumentality of the commonwealth separate from such local body, the term "local body" as used in this section shall mean, within the service area thereof, that political subdivision or public instrumentality.
SECTION 2. This act shall take effect on January first, nineteen hundred and ninety-one.