Depositions Allowed Generally; In Special Circumstances

Whenever due to special circumstances of the case it is in the interest of justice that any person be ordered to appear at a specified time and place to be examined under oath, the court may, upon noticed motion of any party, order such person to appear so that his testimony may be taken by deposition and further order that any designated book, paper, document, record, recording or other material not privileged, be produced at the same time and place.