Section 804.06 - Depositions upon written questions(1) SERVING QUESTIONS; NOTICE. (a) After commencement of the action, except as provided in s. 804.015, any party may take the testimony of any person, including a party, by deposition upon written questions. The attendance of witnesses may be compelled by subpoena as provided in s. 805.07. The attendance of a party deponent or of an officer, director, or managing agent of a party may be compelled by notice to the person to be deposed or his or her attorney meeting the requirements of s. 804.05(2) (a). The deposition of a person confined in prison may be taken only by leave of court on such terms as the court prescribes, except when the person seeking to take the deposition is the state agency or officer to whose custody the prisoner has been committed.(b) A party desiring to take a deposition upon written questions shall serve them upon every other party with a notice stating the name and address of the person who is to answer them, if known, and if the name is not known, a general description sufficient to identify the person or the particular class or group to which the person belongs, and the name or descriptive title and address of the officer before whom the deposition is to be taken. A deposition upon written questions may be taken of a public or private corporation or a limited liability company or a partnership or association or governmental agency in accordance with s. 804.05(2) (e).(c) Within 30 days after the notice and written questions are served, a party may serve cross questions upon all other parties. Within 10 days after being served with cross questions, a party may serve redirect questions upon all other parties. Within 10 days after being served with redirect questions, a party may serve recross questions upon all other parties. The court may for cause shown enlarge or shorten the time.(2) OFFICER TO TAKE RESPONSES AND PREPARE RECORD. A copy of the notice and copies of all questions served shall be delivered by the party taking the deposition to the officer designated in the notice, who shall proceed promptly, in the manner provided by s. 804.05, either personally or by someone acting under the officer's direction, to take the testimony of the witness in response to the questions and to prepare, certify, and serve the deposition upon, or mail it by registered or certified mail to, the party who requested it, attaching thereto the copy of the notice and the questions received by the officer.(3) NOTICE OF SERVICE. When the deposition is served upon or mailed to the requesting party, the person who has recorded the testimony shall promptly give notice thereof to all parties and the court.Sup. Ct. Order, 67 Wis. 2d 585, 671 (1975); 1975 c. 218; Sup. Ct. Order, 158 Wis. 2d xxv (1990); 1993 a. 112, 486; 1997 a. 133.