Massachusetts

According to law, any wolf dog hybrid or feline hybrid is not a domestic animal. If you wish to apply for a permit to own a domestic hybrid, you can contact:

National Heritage & Endangered Species Program
Rt. 135 North Road
Westboro, MA. 01581
Attn: Dr. Thomas French

Law Link 1
Law Link 2
Law Link 3

Disclaimer: Please check all local - city, county, township ordinances in your area first before getting any hybrid or exotic animal.