(a) Petitioners shall join all of the following as defendants:
(1) All parties duly disclosed to any of them in accordance with § 7066 of this title.
(2) All parties whose interest in the property is a matter of public record, and whose interest in the property is capable of being protected in this proceeding.
(b) Petitioners shall not be prejudiced by a failure to join any other interested parties.
Structure Delaware Code