61 Pa. Code Rule 899.402 – Discovery motions.

(a) A discovery motion shall be prepared in accordance with Rule 899.301 (relating to motions and petitions).
(b) A moving party filing a motion to compel answers to interrogatories or production of documents need not file a brief with the motion, if the motion avers only that a response or objection has not been timely served. The Pa.R.C.P. which are relied upon shall be cited in the motion. The Board may grant or deny the motion without waiting for a response.

This rule cited in 61 Pa. Code Rule 899.301 (relating to motions and petitions); and 61 Pa. Code Rule 899.401 (relating to discovery).