Mass. Const. amend. art. LVI
[The governor, within five days after any bill or resolve shall have been laid before him, shall have the right to return it to the branch of the general court in which it originated with a recommendation that any amendment or amendments specified by him be made therein. Such bill or resolve shall thereupon be before the general court and subject to amendment and re-enactment. If such bill or resolve is re-enacted in any form it shall again be laid before the governor for his action, but he shall have no right to return the same a second time with a recommendation to amend.] [Superseded by Amendments, Art. XC, Sec. 3.]