A motion to strike a defense as insufficient is the counterpart of a motion under Rule 12(b)(6), see Lehmann Trading Corp. v. A motion to strike is a request to a judge that part of a party's pleading or a piece of evidence be removed from the record.The best practice is to avoid introducing this information into the record in the first place. An out-of-state person or entity in the Massachusetts courts. Dalphond. 3. Motion to Strike Facts Alleged in Plaintiff's Statement of Facts. Defendants move to strike from the summary judgment record any fact proffered by. Plaintiff's Motion to Strike (Docket No. 10). For the reasons set forth below, the Rule 12(b)(1) motion to dismiss is denied. Cross motions, including motions to strike, must be served with the Opposition to a motion no later than 10 days after service of the Motion Papers. Mass.Sup. Look up case information; Pay some court fees online.