Massachusetts Uniform Rules on Impoundment Procedure Rule 2: Motion for Impoundment
A request for impoundment shall be made by written motion which shall state the grounds therefor and shall include a written statement of reasons in support thereof. The motion shall describe with particularity the material sought to be impounded and the period of time for which impoundment is sought.
A motion for impoundment shall be accompanied by affidavit in support thereof. Unless otherwise provided herein, the rules governing motions and affidavits in civil proceedings generally shall apply to requests for impoundment.
An order of impoundment may be requested prior to the filing of the material sought to be impounded.