The imperial edict is an informal document of the emperor's will, which does not pass through the official document circulation of the civil service system. Therefore, the court did not recognize the legal effect of the imperial edict, but only rewarded or praised some people or things within the jurisdiction of the emperor.
One belongs to relative power and the other belongs to imperial power.
Imperial edict is a document issued by the emperor to people all over the world. In the Zhou dynasty, imperial edicts could be used by both monarch and minister. After the King of Qin unified the six countries and established the imperial system, he thought that he was "both a sage and a Huang San, who made great contributions to the five emperors", so he called himself the emperor and me. He turned his life into a system and an imperial edict. Since then, the imperial edict has become a special document for the emperor to inform his subjects. Han inherited the Qin system, abolished it in Tang and Song Dynasties, and resumed it in Yuan Dynasty. In the Ming Dynasty, imperial edicts were used to announce important decrees or admonish ministers.
In Tang and Song Dynasties, the emperor issued a personal order by the imperial court or passed the imperial edict under the calligraphy door and directly delivered it to the relevant institutions for execution, which is called the imperial edict. "Biography of Yuan Keli and Sui Zhou Zhi": "It can be said:' If the murderer dies, the law of the court will also apply, that is, can the jester care?' If you do, you will be forgiven, but you can stand still. "