AB222 was introduced in the Wisconsin assembly May 29 titled 'Ban on assault weapons and large-capacity magazines and providing a penalty'. This bill would ban any rifle that meets one of many features. The bill also includes a ban on any magazine with a capacity of more than 7 rounds.
http://amgoa.org/Proposed-Wisconsin-Gun-Law-AB222/State-Law/9495
http://amgoa.org/Proposed-Wisconsin-Gun-Law-AB222/State-Law/9495