Massachusetts Superior Court Rule 30B: Certification of Expert Disclosures
In addition to the signature of the party, every disclosure called for by Mass. R. Civ. P. 26(b)(4)(A)(i) regarding any expert who is retained or specially employed to provide expert testimony in the case or one whose duties as the party's employee regularly involve giving expert testimony and whose testimony is to be presented at trial shall be signed by the expert so disclosed. The signature by the expert is a certification that the disclosure accurately states the subject matter(s) on which the expert is expected to testify, the substance of the facts and opinions to which the expert is expected to testify, and a summary of the grounds for each opinion to which the expert is expected to testify at trial.
As added October 24, 2012, effective January 1, 2013.