There are approximately 40 federal statutes that govern the prosecution of computer-related crimes. Some of the most prominent are the Copyright Act, the National Stolen Property Act, mail and wire fraud statutes, the Electronic Communications Piracy Act, the Communications Decency Act of 1996, the Child Pornography Prevention Act, and the Child Pornography Prevention Act of ...view middle of the document...
So as you can see there are quite a few different statutes that apply to computer crime.
As for local and state statutes that involve cybercrime there is not too many. In Michigan the terms of cybercrime are these. Mental state must be intentional, misdemeanor if violation involves $200 or less, felony if violation involves more than $1000, attempt is not considered a crime, and civil lawsuits are not permitted.
Federal, state, and local statutes apply to the phenomenon of cybercrime by more and more cybercrimes happening and being taken into court proceedings. For example there was a case recently where the US government charged 8 people in a cyber-crime scene that netted close to $45 million dollars in just a few hours. Many of these crimes do not have clearly drawn lines on what charges will be applied to what crime so statutes must be followed to decide the severity of the crime and the punishment.