1 Pa. Code § 35.177
After a hearing has commenced in a proceeding, a request may be made by motion for any procedural or interlocutory ruling or relief desired, except as may be otherwise expressly provided in this chapter. Other motions may be made as provided for elsewhere in this chapter. Motions shall set forth the ruling or relief sought, and state the grounds therefor and the statutory or other authority relied upon.
1 Pa. Code § 35.177
This section cited in 4 Pa. Code §89.30 (relating to motions); 12 Pa. Code §11.11 (relating to motions); 25 Pa. Code §1021.91 (relating to general); 25 Pa. Code §1021.92 (relating to procedural motions); 25 Pa. Code §1021.93 (relating to discovery motions); 25 Pa. Code §1021.94 (relating to dispositive motions other than summary judgment motions); 34 Pa. Code §131.53b (relating to bifurcation and motions for disposition of a petition); 51 Pa. Code §21.26 (relating to motions); 52 Pa. Code §5.103 (relating to motions); 52 Pa. Code §1005.71 (relating to motions); 58 Pa. Code §493a.8 (relating to motions generally); 58 Pa. Code §493a.9 (relating to preliminary motions); and 61 Pa. Code §703.34 (relating to hearing procedure).