Any person adversely affected or aggrieved by any rule, regulation, standard or order of the department issued under this act may appeal to the Commonwealth Court. The commencement of appellate proceedings does not operate as a stay of any rule, regulation, standard or order issued by the department or secretary under the provisions of this act, except that the court, after notice to the department and hearing, may grant a stay conditioned upon the appellant posting security or bond as the court may deem proper.
4 P.S. § 412