The time limit for administrative litigation is less than six months. If a party applies to a people's court at the next higher level for retrial, it shall submit it within six months after the judgment, ruling or conciliation statement becomes legally effective. Article 24 of the Supreme People's Court's Interpretation on Several Issues Concerning the Application of the Administrative Procedure Law of the People's Republic of China, if a party applies to a people's court at the next higher level for retrial, it shall submit it within six months after the judgment, ruling or conciliation statement becomes legally effective. In any of the following circumstances, it shall be submitted within six months from the date when it knows or should know: (1) There is new evidence enough to overturn the original judgment or ruling; (2) The main evidence of the facts ascertained in the original judgment or ruling is forged; (3) The legal document on which the original judgment or ruling was made has been revoked or changed; (4) The judge has committed corruption, bribery, favoritism and malpractice, and perverted the law when trying the case.