The Pennsylvania Supreme Court has held that a party aggrieved by the adjudication of a local agency who fails to take the statutory appeal provided by the Local Agency Law is precluded from contesting the merits of the agency's order at a subsequent enforcement proceeding.
Erie Human Relations Commission ex rel. Dunson v. Erie Insurance Exchange, 348 A.2d 742 (Pa. 1975).
David B. Adams,
Administrative Law - Judicial Review - Pennsylvania Local Agency Law - Exclusive Remedies,
Duq. L. Rev.
Available at: https://dsc.duq.edu/dlr/vol15/iss1/9