Mass. Gen. Laws ch. 92 § 43
The commission in consultation with the department of public utilities or the department of telecommunications and cable may grant locations to street railways or electric railroads within the boulevards and reservations in its care and control, and may also grant upon, under, along or across such boulevards and reservations such locations as shall be found by order of the commission after public hearing to be required by public convenience and necessity for poles, wires, cables or pipes for the transmission of electricity for light, heat, or power or for the distribution of gas or for the transmission of intelligence by electricity. No grant of a location to a gas or electric company under the provisions of this and the following section shall affect the rights of parties under sections eighty-six, eighty-seven and eighty-eight of chapter one hundred and sixty-four in cases involving locations in public ways of a town other than locations upon, under, along or across such boulevards or reservations, but such rights shall be determined without reference to the provisions of this and the four following sections or to the grant of any location thereunder.
Mass. Gen. Laws ch. 92, § 43