950 C.M.R. 113.09
A document may be tendered for filing by:
(1) personal or courier delivery to the Division at Secretary of the Commonwealth,
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Corporations Division, Input Section, One Ashburton Place, 17 Floor, Boston, MA during regular business hours;
(2) postal service delivery addressed to Secretary of the Commonwealth, Corporations Division,
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Input Section, One Ashburton Place, 17 Floor, Boston, MA 02108. Additionally, the envelope must identify the type of document enclosed.