Mass. Gen. Laws ch. 156B, § 78
(b) Such corporations as desire to consolidate or merge shall enter into an agreement of consolidation or merger signed by the president or a vice president and the treasurer or an assistant treasurer and under the corporate seals of the respective corporations, which shall set forth:
(7) The manner of fixing the effective date of the consolidation or merger, which may be the date of filing the articles of consolidation or articles of merger with the state secretary pursuant to subsection (d), or any specified date not more than thirty days after such filing.
The agreement of consolidation or merger may contain such other provisions as are permitted by section thirteen of this chapter to be included in the articles of organization of a corporation, together with any provisions deemed necessary or desirable in connection with the consolidation or merger, including without limitation a provision permitting the abandonment thereof, which are not inconsistent with the provisions of this chapter.
(c)
(2) Unless required by its articles of organization, the agreement of merger need not be submitted to the stockholders of a constituent corporation surviving the merger but may be approved by vote of its directors if:
(d) Unless such agreement to consolidate or merge is abandoned pursuant to provisions contained therein:
(3) articles of consolidation or merger shall be submitted to the state secretary which shall set forth the due adoption of an agreement of consolidation or merger in accordance with subsections (b) and (c) and shall state:
(iii) any amendment to the articles of organization of the surviving corporation to be effected pursuant to the agreement of merger; or the following information in respect of the resulting corporation:
(D) such other provisions as are permitted by section thirteen to be included in the articles of organization of a corporation and are contained in the agreement of consolidation; and (iv) that the resulting or surviving corporation will furnish a copy of the agreement of consolidation or merger to any of its stockholders or to any person who was a stockholder of any constituent corporation upon written request and without charge. Such articles of consolidation or merger shall be signed by the president or a vice president and the clerk or an assistant clerk of each constituent corporation, who shall state under the penalties of perjury that the agreement of consolidation or merger has been duly executed on behalf of such corporation and has been approved in the manner required by this section by the stockholders of such corporation or, if permitted under subsection (c), by the directors of such corporation.
(3) the fiscal year of the resulting or surviving corporation initially adopted.
The consolidation or merger shall become effective when the articles of consolidation or merger are filed in accordance with section six, unless said articles specify a later effective date not more than thirty days after such filing, in which event the consolidation or merger shall become effective on such later date.
The form on which articles of consolidation or merger are filed shall also contain the following information which shall not for any purpose be treated as a permanent part of the articles of organization of the resulting or surviving corporation: