CAL. FAM. CODE § 7501 : California Code - Section 7501

(a) A parent entitled to the custody of a child has a right to change the residence of the child, subject to the power of the court to restrain a removal that would prejudice the rights or welfare of the child.

(b) It is the intent of the Legislature to affirm the decision in In re Marriage of Burgess (1996) 13 Cal.4th 25, and to declare that ruling to be the public policy and law of this state.