A more thorough explanation:

LEGES IMPERII

Leges imperii is a Latin term used in Roman law to refer to laws that give the emperor the power to make laws and other important decisions.

An example of leges imperii is the Lex Julia de Adulteriis Coercendis, which was a law passed by Augustus that made adultery a crime punishable by exile or death.

Another example is the Lex Papia Poppaea, which was a law passed by the emperors Augustus and Claudius that encouraged marriage and childbirth by offering tax incentives and other benefits to families with children.

Leges imperii were laws that gave the emperor the power to make important decisions and create new laws. The examples given illustrate this definition by showing how the emperors used their power to create laws that had a significant impact on Roman society. The Lex Julia de Adulteriis Coercendis made adultery a serious crime, which helped to reinforce traditional Roman values and morals. The Lex Papia Poppaea encouraged marriage and childbirth, which was important for maintaining the population and ensuring the stability of the empire.