I. A certified copy of a custody decree of another state may be filed in the office of the clerk of the superior court. The clerk shall treat the decree in the same manner as a custody decree of the superior court. A custody decree so filed has the same effect and shall be enforced in like manner as a custody decree rendered by a court of this state.
   II. A person violating a custody decree of another state which makes it necessary to enforce the decree in this state may be required to pay necessary travel and other expenses, including attorney's fees, incurred by the party entitled to the custody or his witnesses.
Source. 1979, 345:1, eff. Sept. 1, 1979.