D.C. Code § 21-2604.03: Effect on existing powers of attorney.

(a)

Except as otherwise provided in this chapter, on the effective date of this chapter [February 23, 2023]:

(1)

This chapter applies to a power of attorney created before, on, or after the effective date of this chapter [February 23, 2023];

(2)

This chapter applies to a judicial proceeding concerning a power of attorney commenced on or after the effective date of this chapter [February 23, 2023];

(3)

This chapter applies to a judicial proceeding concerning a power of attorney commenced before the effective date of this chapter [February 23, 2023] unless the court finds that application of a provision of this chapter would substantially interfere with the effective conduct of the judicial proceeding or prejudice the rights of a party, in which case that provision does not apply and the superseded law applies; and

(4)

An act done before the effective date of this chapter [February 23, 2023] is not affected by this chapter.