(a) This chapter and chapter 525 shall be liberally construed and applied to promote the underlying purposes and policies.
(b) The underlying purposes and policies of this chapter and chapter 525 are:
(1) to simplify and clarify the law concerning the affairs of decedents, missing persons, protected persons, minors and incapacitated persons;
(2) to discover and make effective the intent of a decedent in distribution of property;
(3) to promote a speedy and efficient system for liquidating the estate of the decedent and making distribution to successors;
(4) to make uniform the law among the various jurisdictions.