Mass. Const. amend. art. CXVII
Section 1. Section 1 of Article CI of the Articles of Amendment to the Constitution is hereby amended by striking out the first paragraph, as amended by Article CIX of said Articles of Amendment, and inserting in place thereof the following paragraph: - The federal census shall be the basis for determining the representative districts for the ten year period beginning with the first Wednesday in the [fifth] January following the taking of said census. [Amended by Amendments, Art. CXIX, sect. 1.]
Section 2. Section 2 of said Article CI of said Articles of Amendment is hereby amended by striking out the first sentence and inserting in place thereof the following sentence: - Said federal census shall likewise be the basis for determining the senatorial districts and also the councillor districts for the ten year period beginning with the first Wednesday in the [fifth] January following the taking of such census. [Amended by Amendments, Art. CXIX, sect. 2.]