Appointment and swearing of, and Objection to, Interpreters and Shorthand Writers

(1) A competent and impartial person may be appointed at any time to act as an interpreter or shorthand writer at a trial by court-martial and before he so acts an oath shall be administered to him in accordance with rule 27 and in the presence of the (2) Before a person is sworn as an interpreter or as a shorthand writer, the accused shall be given an opportunity to object to him in the same manner as an objection may be taken to a member of the court and, if the court thinks that the objection is reasonable, that person shall not act as interpreter or shorthand writer. 48