Republican Ohio Gov. Mike DeWine has signed a bill into law that will prevent schools from allowing students of the opposite sex into restrooms and locker rooms.

Ohio Gov. Mike DeWine (R) signed a bill Wednesday that requires transgender students from kindergarten through college to use a bathroom that corresponds to their sex assigned at birth, although it has no enforcement mechanism.

A ban on transgender students from kindergarten through college using multiperson bathrooms that fit their gender identities has become law in Ohio.