A. A person proposing relocation of a child's principal residence shall notify any person recognized as a parent and any other person awarded custody or visitation under a court decree as required by R.S. 9:355.5.
B. If multiple persons have equal physical custody of a child under a court decree, the person proposing relocation shall notify the other of a proposed relocation of the principal residence of the child as required by R.S. 9:355.5, and before relocation shall obtain either court authorization to relocate, after a contradictory hearing, or the express written consent of the other person.