Administrative Litigation Act Article 99
In cases of meritless expenses incurred by the intervener for reasons imputable to him/her, the court may order such intervener to bear partial or all of the expenses.The expenses incurred as a result of intervention as provided in Article 44 shall be borne by the intervener. However, if the opposing party shall bear the litigation expenses pursuant to the provision of Paragraph 1 of Article 98 and the application of Article 79 to Article 84 inclusive of the Code of Civil Procedure mutatis mutandis, the expenses shall be borne by such party.