(a) General requirements. A motion shall be in writing, unless the motion is made on the record at a prehearing conference or hearing. It shall state the relief sought and the specific grounds supporting a grant of relief. If the motion is based upon alleged facts that are not a matter of record, the motion shall be supported by an affidavit. Written motions shall be served on all parties in accordance with §22.74 of this title (relating to Service of Pleadings and Documents).
(b) Time for response. The time for responding to motions is governed by §22.78 of this title (relating to Responsive Pleadings and Emergency Action), unless otherwise provided by the presiding officer, commission rule, or statute.
(c) Rulings on motions. The presiding officer shall serve orders ruling on motions upon all parties, unless the ruling is made on the record in a hearing or prehearing conference open to the public.

Source Note: The provisions of this §22.77 adopted to be effective November 1, 1993, 18 TexReg 6641; amended to be effective September 23, 1999, 24 TexReg 7401