(a) Each motion in a contested case, unless made during a contested case hearing, shall be in writing and shall state:      
        (1) the relief sought; and       
        (2) the specific reasons and grounds.       
      (b) If the motion is based upon matters which do not appear of record, the motion must be supported by affidavit.     
      (c) Any motion not made during a contested case hearing shall be filed with the hearing officer and a copy shall be served on all parties or their authorized representatives.     
     Source Note:        The provisions of this §215.47 adopted to be effective February 11, 2010, 35 TexReg 883; amended to be effective February 13, 2017, 42 TexReg 571