An interim emergency order may not be issued until the presiding officer holds a hearing on the merits of the petition. The hearing must be held within 10 days of the filing of the petition.
52 Pa. Code § 3.6a
The provisions of this §3.6a issued under the Public Utility Code, 66 Pa.C.S. § § 501, 504-506, 1301 and 1501.