y applicant may upon such terms as the court may impose so as to save the opposing party harmless from loss and upon payment of all fees due, withdraw his application at any time prior to the final decree and upon the written request of such applicant and the order of the court, the clerk shall return to the applicant all abstracts of titles, deeds, and other instruments, except depositions or affidavits deposited by him for the purpose of supporting his application.
SOURCE: CC ‘1157.19.

§ 29122. Death or Disability of Applicant: Transfer or
Interest.
In case of death or any disability of the applicant, or any party to the action, the court, on motion may allow the proceeding to be continued by or against his representative or successor in interest.In case of any other transfer of interest the proceeding may be continued in the name of the original applicant, or the court may allow the person to whom the transfer is made to be substituted in the proceeding.
SOURCE: CC ‘1157.20.