Superior Court Rules Superior Court Rule 9B: Certificates of service

The last page of every paper served in accordance with Mass. R. Civ. P. 5(a) shall contain a brief statement showing the date on which and manner in which service of the paper was made on each other party. The statement may be in the following form:

I hereby certify that a true copy of the above document was served upon (each party appearing pro se and) the attorney of record for each (other) party by mail (by hand) on (date). (Signature).