<Tr> <Td> <Ul> <Li> </Li> <Li> </Li> <Li> </Li> </Ul> </Td> </Tr> <Ul> <Li> </Li> <Li> </Li> <Li> </Li> </Ul> <P> In American constitutional law, a statute is void for vagueness and unenforceable if it is too vague for the average citizen to understand . There are several reasons a statute may be considered vague; in general, a statute might be called void for vagueness reasons when an average citizen cannot generally determine what persons are regulated, what conduct is prohibited, or what punishment may be imposed . Criminal laws which do not state explicitly and definitely what conduct is punishable for example are void for vagueness . A statute is also void for vagueness if a legislature's delegation of authority to judges and / or administrators is so extensive that it would lead to arbitrary prosecutions . Related to the "void for vagueness" concept is the "unconstitutional vagueness" concept (see below). </P> <P> To summarize the contents of the doctrine, it establishes specific criteria all laws, or any legislation must meet, to qualify as constitutional . Such criteria includes the following: </P>

The main concern of the void for vagueness doctrine is