(a) In general. (1) Form and contents. (A) Requirements-In General. Every subpoena must: (I) State the court from which it issued; (II) State the title of the action, the court in which it is pending and its case number; (III) Command each person to whom it is directed to do one or both of the following at a specified time and place: attend and testify at a deposition, hearing or trial; or produce designated books, papers and documents, whether in physical or electronic form ("records"), or tangible