§ 19–1706.03. Application to existing relationships.

(a) Except as otherwise provided in this chapter, on and after [March 7, 2025], the following rules apply:

(1) This chapter applies to a power of appointment created before, on, or after [March 7, 2025];

(2) This chapter applies to a judicial proceeding concerning a power of appointment commenced on or after [March 7, 2025];

(3) This chapter applies to a judicial proceeding concerning a power of appointment commenced before [March 7, 2025] unless the court finds that application of a particular provision of this chapter would interfere substantially with the effective conduct of the judicial proceeding or prejudice a right of a party, in which case the particular provision of this chapter does not apply and the superseded law applies;

(4) A rule of construction or presumption provided in this chapter applies to an instrument executed before [March 7, 2025] unless there is a clear indication of a contrary intent in the terms of the instrument; and

(5) Except as otherwise provided in paragraphs (1) through (4) of this subsection, an action done before [March 7, 2025] is not affected by this chapter.

(b) If a right is acquired, extinguished, or barred on the expiration of a prescribed period that commenced under law of the District of Columbia other than this chapter before [March 7, 2025], the law continues to apply to the right.