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. Section 2 of chapter 128 of the acts of 1886, as amended by section 1 of chapter 489 of the acts of 1946, is hereby further amended by adding the following paragraph:-
The board of water commissioners may enter into contracts with or provide aid to a city, town, commission, district or company as defined in section 1 of chapter 165 of the General Laws with regard to the operation, administration, repair and maintenance of its watersupply system. Such cont be made to provide water to such entityon an emergency basis or to provide waterservice on a long term basis to one or more residents or users of such entity who cannot be reasonably provided water supply services by suc but shall not include the long term wholesale sale of water to another entity other than for an emergency or to provide water service on a long term basis to residents who cannot be reasonably provided water supply services by such entity. Any such contract may be for a period not to exceed 20 years.
SECTION 2. This act shall take effect upon its passage.