Administrative Procedure Act Article 142
In any of the following circumstances, an administrative contract in lieu of administrative disposition shall be null and void:1. Where an administrative disposition with the similar contents would be null and void;2. Where an administrative disposition with the similar contents would be voidable by reason of being contrary to law and the fact is known to both parties to the contract ;3. Where the conclusion of a compromise agreement does not meet the requirement set forth in article 136 hereof; and4. Where the conclusion of a bilateral contract does not meet the requirement set forth in article 137 hereof.