The retroactivity of administrative act is limited to the executive force. The retroactive executive force of administrative act is based on the predictability and beneficiary nature of administrative act. Retroactive executive force is only an exception to the executive force of administration act and limited to only acts of administrative confirmation, the execution of the judgment of the court or decisions of recon-sideration, beneficiary administrative act and emergency administrative act. The preconditions for the retroactive executive force of administrative act are predictability, retroactibility, and non-interference with the legitimate rights and interest of others. |