Upon the filing of the petition referred to in RCW
11.24.010, notice shall be given as provided in RCW
11.96A.100 to the executors who have taken upon themselves the execution of the will, or to the administrators with the will annexed, to all legatees named in the will or to their guardians if any of them are minors, or their personal representatives if any of them are dead, and to all persons interested in the matter, as defined in *RCW
11.96A.030(5).