A 5th World
More coming soon
Guns are illegal, in all forms.
Hacking programs are illegal.
Armor is illegal.
Knifes or other melee weapons designed for combat are illegal. Mundane objects such as bats, axes and other things are monitored closely if not in the environment they would normally be used or found.
Pretty much everything that makes a shadowrunner a runner is illegal.
However corporations can aquire permits for their security teams to make them legal. These permits are expensive but it is the only way the corps are able to operate as the government intends.