Under a community property regime, depending on the jurisdiction, property owned by one spouse before marriage, and gifts and inheritances received during marriage, are treated as that spouse's separate property in the event of divorce. All other property acquired during the marriage is treated as community property and is subject to division between the spouses in the event of divorce. The United States has nine community property states: Arizona, California, Idaho, Louisiana, Nevada, New Mexico, Texas, Washington, and Wisconsin. Three other states have adopted optional community property systems. Alaska allows spouses to create community property by entering into a community property agreement or by creating a community property trust. In 2010, Tennessee adopted a law similar to Alaska's