c9f6cac2_atutes_By_State___Landlord_com__Highlights
[State] Wisconsin [Citation] Wisc. Stats. Sec. 174.02 [Local Gov’t] Click here [Highlights] 
The owner of a dog is strictly liable for all damage to persons or property caused by the dog. In certain circumstances the owner is also liable for statutory penalties (see statute).
Dog Bite Liability Statutes By State | Landlord.com
Highlights